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Deployment of wrong handler vulnerability in Apache HTTP Server allows the target of some internal redirects from CGI programs to also be treated as CGI and executed. The target must already be in a directory enabled for CGI and...
1 affected package
apache2
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| apache2 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
libexpat versions 2.7.2 through 2.8.5 contain an integer overflow vulnerability in expat_realloc() function on 32-bit platforms when computing allocation sizes. Attackers supplying malicious XML to applications parsing with...
23 affected packages
expat, apache2, apr-util, cmake, ghostscript...
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| expat | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| apache2 | Not affected | Not affected | Not affected | Not affected | Not affected |
| apr-util | Not affected | Not affected | Not affected | Not affected | Not affected |
| cmake | Not affected | Not affected | Not affected | Not affected | Not affected |
| ghostscript | Not affected | Not affected | Not affected | Not affected | Not affected |
| texlive-bin | Not affected | Not affected | Not affected | Not affected | Not affected |
| xmlrpc-c | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| vnc4 | Not in release | Not in release | Not in release | — | Needs evaluation |
| wbxml2 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| swish-e | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| insighttoolkit4 | Not in release | Not in release | Needs evaluation | Needs evaluation | Needs evaluation |
| cadaver | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| gdcm | Not affected | Not affected | Not affected | Not affected | Needs evaluation |
| ayttm | Not in release | Not in release | Not in release | — | — |
| cableswig | Not in release | Not in release | Not in release | — | — |
| coin3 | Not affected | Not affected | Not affected | Not affected | Needs evaluation |
| matanza | Ignored | Ignored | Ignored | Ignored | Needs evaluation |
| tdom | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| vtk | Not in release | Not in release | Not in release | — | — |
| smart | Not in release | Not in release | Not in release | — | Needs evaluation |
| firefox | Not affected | Not affected | Not affected | — | — |
| thunderbird | Not affected | Not affected | Not affected | — | — |
| libxmltok | Not in release | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
Expat before 2.8.5 fails to validate that a high surrogate in UTF-16 input is followed by a low surrogate, allowing malformed UTF-16 sequences to be accepted. Attackers can supply UTF-16 encoded XML containing lone high surrogates...
23 affected packages
expat, apache2, apr-util, cmake, ghostscript...
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| expat | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| apache2 | Not affected | Not affected | Not affected | Not affected | Not affected |
| apr-util | Not affected | Not affected | Not affected | Not affected | Not affected |
| cmake | Not affected | Not affected | Not affected | Not affected | Not affected |
| ghostscript | Not affected | Not affected | Not affected | Not affected | Not affected |
| texlive-bin | Not affected | Not affected | Not affected | Not affected | Not affected |
| xmlrpc-c | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| vnc4 | Not in release | Not in release | Not in release | — | Needs evaluation |
| wbxml2 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| swish-e | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| insighttoolkit4 | Not in release | Not in release | Needs evaluation | Needs evaluation | Needs evaluation |
| cadaver | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| gdcm | Not affected | Not affected | Not affected | Not affected | Needs evaluation |
| ayttm | Not in release | Not in release | Not in release | — | — |
| cableswig | Not in release | Not in release | Not in release | — | — |
| coin3 | Not affected | Not affected | Not affected | Not affected | Needs evaluation |
| matanza | Ignored | Ignored | Ignored | Ignored | Needs evaluation |
| tdom | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| vtk | Not in release | Not in release | Not in release | — | — |
| smart | Not in release | Not in release | Not in release | — | Needs evaluation |
| firefox | Not affected | Not affected | Not affected | — | — |
| thunderbird | Not affected | Not affected | Not affected | — | — |
| libxmltok | Not in release | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
mod_auth_openidc is an OpenID Certified authentication and authorization module for the Apache 2.x HTTP server that implements the OpenID Connect Relying Party functionality. Prior to 2.4.19.4, an out-of-bounds read and a one-byte...
1 affected package
libapache2-mod-auth-openidc
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| libapache2-mod-auth-openidc | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
Some fixes available 7 of 67
Expat through 2.8.3 contains an out-of-bounds read vulnerability that allows attackers to trigger memory corruption by processing XML with external entity parsers created via XML_ExternalEntityParserCreate. A struct size mismatch...
23 affected packages
expat, apache2, apr-util, cmake, ghostscript...
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| expat | Fixed | Fixed | Fixed | Fixed | Fixed |
| apache2 | Not affected | Not affected | Not affected | Not affected | Not affected |
| apr-util | Not affected | Not affected | Not affected | Not affected | Not affected |
| cmake | Not affected | Not affected | Not affected | Not affected | Not affected |
| ghostscript | Not affected | Not affected | Not affected | Not affected | Not affected |
| texlive-bin | Not affected | Not affected | Not affected | Not affected | Not affected |
| xmlrpc-c | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| vnc4 | Not in release | Not in release | Not in release | — | Needs evaluation |
| wbxml2 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| swish-e | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| insighttoolkit4 | Not in release | Not in release | Needs evaluation | Needs evaluation | Needs evaluation |
| cadaver | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| gdcm | Not affected | Not affected | Not affected | Not affected | Needs evaluation |
| ayttm | Not in release | Not in release | Not in release | — | — |
| cableswig | Not in release | Not in release | Not in release | — | — |
| coin3 | Not affected | Not affected | Not affected | Not affected | Needs evaluation |
| matanza | Ignored | Ignored | Ignored | Ignored | Needs evaluation |
| tdom | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| vtk | Not in release | Not in release | Not in release | — | — |
| smart | Not in release | Not in release | Not in release | — | Needs evaluation |
| firefox | Not affected | Not affected | Not affected | — | — |
| thunderbird | Not affected | Not affected | Not affected | — | — |
| libxmltok | Not in release | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
Some fixes available 7 of 67
libexpat before 2.8.4 lacks handler call depth tracking with custom encoding callbacks. Thus, a use-after-free can occur. NOTE: this is similar to CVE-2026-50219, CVE-2026-56131 and CVE-2026-56412.
23 affected packages
expat, apache2, apr-util, cmake, ghostscript...
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| expat | Fixed | Fixed | Fixed | Fixed | Fixed |
| apache2 | Not affected | Not affected | Not affected | Not affected | Not affected |
| apr-util | Not affected | Not affected | Not affected | Not affected | Not affected |
| cmake | Not affected | Not affected | Not affected | Not affected | Not affected |
| ghostscript | Not affected | Not affected | Not affected | Not affected | Not affected |
| texlive-bin | Not affected | Not affected | Not affected | Not affected | Not affected |
| xmlrpc-c | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| vnc4 | Not in release | Not in release | Not in release | — | Needs evaluation |
| wbxml2 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| swish-e | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| insighttoolkit4 | Not in release | Not in release | Needs evaluation | Needs evaluation | Needs evaluation |
| cadaver | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| gdcm | Not affected | Not affected | Not affected | Not affected | Needs evaluation |
| ayttm | Not in release | Not in release | Not in release | — | — |
| cableswig | Not in release | Not in release | Not in release | — | — |
| coin3 | Not affected | Not affected | Not affected | Not affected | Needs evaluation |
| matanza | Ignored | Ignored | Ignored | Ignored | Needs evaluation |
| tdom | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| vtk | Not in release | Not in release | Not in release | — | — |
| smart | Not in release | Not in release | Not in release | — | Needs evaluation |
| firefox | Not affected | Not affected | Not affected | — | — |
| thunderbird | Not affected | Not affected | Not affected | — | — |
| libxmltok | Not in release | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
In libexpat 2.8.2 and 2.8.3 before 2.8.4, misinterpretation of getentropy's return code leads to insufficient entropy, which results in being vulnerable to hash flooding attacks, causing a denial of service via crafted XML content.
23 affected packages
expat, apache2, apr-util, cmake, ghostscript...
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| expat | Not affected | Not affected | Not affected | Not affected | Not affected |
| apache2 | Not affected | Not affected | Not affected | Not affected | Not affected |
| apr-util | Not affected | Not affected | Not affected | Not affected | Not affected |
| cmake | Not affected | Not affected | Not affected | Not affected | Not affected |
| ghostscript | Not affected | Not affected | Not affected | Not affected | Not affected |
| texlive-bin | Not affected | Not affected | Not affected | Not affected | Not affected |
| xmlrpc-c | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| vnc4 | Not in release | Not in release | Not in release | — | Needs evaluation |
| wbxml2 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| swish-e | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| insighttoolkit4 | Not in release | Not in release | Needs evaluation | Needs evaluation | Needs evaluation |
| cadaver | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| gdcm | Not affected | Not affected | Not affected | Not affected | Needs evaluation |
| ayttm | Not in release | Not in release | Not in release | — | — |
| cableswig | Not in release | Not in release | Not in release | — | — |
| coin3 | Not affected | Not affected | Not affected | Not affected | Needs evaluation |
| matanza | Ignored | Ignored | Ignored | Ignored | Needs evaluation |
| tdom | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| vtk | Not in release | Not in release | Not in release | — | — |
| smart | Not in release | Not in release | Not in release | — | Needs evaluation |
| firefox | Not affected | Not affected | Not affected | — | — |
| thunderbird | Not affected | Not affected | Not affected | — | — |
| libxmltok | Not in release | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
Some fixes available 7 of 65
Expat through 2.8.3 contains a denial of service vulnerability caused by quadratic algorithmic complexity in the storeAtts() function in xmlparse.c, where processing N specified attributes with non-normalized values triggers an...
23 affected packages
expat, apache2, apr-util, cmake, ghostscript...
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| expat | Fixed | Fixed | Fixed | Fixed | Fixed |
| apache2 | Not affected | Not affected | Not affected | Not affected | Not affected |
| apr-util | Not affected | Not affected | Not affected | Not affected | Not affected |
| cmake | Not affected | Not affected | Not affected | Not affected | Not affected |
| ghostscript | Not affected | Not affected | Not affected | Not affected | Not affected |
| texlive-bin | Not affected | Not affected | Not affected | Not affected | Not affected |
| xmlrpc-c | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| vnc4 | Not in release | Not in release | Not in release | — | Needs evaluation |
| wbxml2 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| swish-e | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| insighttoolkit4 | Not in release | Not in release | Needs evaluation | Needs evaluation | Needs evaluation |
| cadaver | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| gdcm | Not affected | Not affected | Not affected | Not affected | Not affected |
| ayttm | Not in release | Not in release | Not in release | — | — |
| cableswig | Not in release | Not in release | Not in release | — | — |
| coin3 | Not affected | Not affected | Not affected | Not affected | Needs evaluation |
| matanza | Ignored | Ignored | Ignored | Ignored | Needs evaluation |
| tdom | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| vtk | Not in release | Not in release | Not in release | — | — |
| smart | Not in release | Not in release | Not in release | — | Needs evaluation |
| firefox | Not affected | Not affected | Not affected | — | — |
| thunderbird | Not affected | Not affected | Not affected | — | — |
| libxmltok | Not in release | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
Some fixes available 7 of 67
libexpat before 2.8.3 has an out-of-bounds read and resultant infinite loop because low surrogates are treated the same as high surrogates during Unicode processing in the *_toUtf16 functions.
23 affected packages
expat, apache2, apr-util, cmake, ghostscript...
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| expat | Fixed | Fixed | Fixed | Fixed | Fixed |
| apache2 | Not affected | Not affected | Not affected | Not affected | Not affected |
| apr-util | Not affected | Not affected | Not affected | Not affected | Not affected |
| cmake | Not affected | Not affected | Not affected | Not affected | Not affected |
| ghostscript | Not affected | Not affected | Not affected | Not affected | Not affected |
| texlive-bin | Not affected | Not affected | Not affected | Not affected | Not affected |
| xmlrpc-c | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| vnc4 | Not in release | Not in release | Not in release | — | Needs evaluation |
| wbxml2 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| swish-e | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| insighttoolkit4 | Not in release | Not in release | Needs evaluation | Needs evaluation | Needs evaluation |
| cadaver | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| gdcm | Not affected | Not affected | Not affected | Not affected | Needs evaluation |
| ayttm | Not in release | Not in release | Not in release | — | — |
| cableswig | Not in release | Not in release | Not in release | — | — |
| coin3 | Not affected | Not affected | Not affected | Not affected | Needs evaluation |
| matanza | Ignored | Ignored | Ignored | Ignored | Needs evaluation |
| tdom | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| vtk | Not in release | Not in release | Not in release | — | — |
| smart | Not in release | Not in release | Not in release | — | Needs evaluation |
| firefox | Not affected | Not affected | Not affected | — | — |
| thunderbird | Not affected | Not affected | Not affected | — | — |
| libxmltok | Not in release | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
Some fixes available 7 of 74
libexpat before 2.8.2 does not consider XML_TOK_DATA_CHARS in doCdataSection and thus lacks handler call depth tracking for various calls from within handlers in cases of a policy violation. Thus, a use-after-free can occur. NOTE:...
23 affected packages
expat, apache2, apr-util, cmake, ghostscript...
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| expat | Fixed | Fixed | Fixed | Fixed | Fixed |
| apache2 | Not affected | Not affected | Not affected | Not affected | Not affected |
| apr-util | Not affected | Not affected | Not affected | Not affected | Not affected |
| cmake | Not affected | Not affected | Not affected | Not affected | Not affected |
| ghostscript | Not affected | Not affected | Not affected | Not affected | Not affected |
| texlive-bin | Not affected | Not affected | Not affected | Not affected | Not affected |
| xmlrpc-c | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| vnc4 | Not in release | Not in release | Not in release | — | Needs evaluation |
| wbxml2 | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| swish-e | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| insighttoolkit4 | Not in release | Not in release | Needs evaluation | Needs evaluation | Needs evaluation |
| cadaver | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| gdcm | Not affected | Not affected | Not affected | Not affected | Needs evaluation |
| ayttm | Not in release | Not in release | Not in release | — | — |
| cableswig | Not in release | Not in release | Not in release | — | — |
| coin3 | Not affected | Not affected | Not affected | Not affected | Needs evaluation |
| matanza | Ignored | Ignored | Ignored | Ignored | Needs evaluation |
| tdom | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| vtk | Not in release | Not in release | Not in release | — | — |
| smart | Not in release | Not in release | Not in release | — | Needs evaluation |
| firefox | Not affected | Not affected | Not affected | — | — |
| thunderbird | Not affected | Not affected | Not affected | — | — |
| libxmltok | Not in release | Ignored | Ignored | Ignored | Ignored |