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Sandbox escape due to use-after-free in the DOM: Security component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2.
9 affected packages
firefox, thunderbird, mozjs38, mozjs52, mozjs68...
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| firefox | Not affected | Not affected | Not affected | — | — |
| thunderbird | Not affected | Not affected | Vulnerable | — | — |
| mozjs38 | Not in release | Not in release | Not in release | — | Needs evaluation |
| mozjs52 | Not in release | Not in release | Not in release | Ignored | Ignored |
| mozjs68 | Not in release | Not in release | Not in release | Ignored | — |
| mozjs78 | Not in release | Not in release | Ignored | — | — |
| mozjs91 | Not in release | Not in release | Ignored | — | — |
| mozjs102 | Not in release | Ignored | Ignored | — | — |
| mozjs115 | Not in release | Ignored | Not in release | — | — |
Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2.
9 affected packages
firefox, thunderbird, mozjs38, mozjs52, mozjs68...
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| firefox | Not affected | Not affected | Not affected | — | — |
| thunderbird | Not affected | Not affected | Vulnerable | — | — |
| mozjs38 | Not in release | Not in release | Not in release | — | Needs evaluation |
| mozjs52 | Not in release | Not in release | Not in release | Ignored | Ignored |
| mozjs68 | Not in release | Not in release | Not in release | Ignored | — |
| mozjs78 | Not in release | Not in release | Ignored | — | — |
| mozjs91 | Not in release | Not in release | Ignored | — | — |
| mozjs102 | Not in release | Ignored | Ignored | — | — |
| mozjs115 | Not in release | Ignored | Not in release | — | — |
Sandbox escape due to use-after-free in the DOM: Navigation component. This vulnerability was fixed in Firefox 155, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 155, Thunderbird 140.15, and Thunderbird 153.2.
9 affected packages
firefox, thunderbird, mozjs38, mozjs52, mozjs68...
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| firefox | Not affected | Not affected | Not affected | — | — |
| thunderbird | Not affected | Not affected | Vulnerable | — | — |
| mozjs38 | Not in release | Not in release | Not in release | — | Needs evaluation |
| mozjs52 | Not in release | Not in release | Not in release | Ignored | Ignored |
| mozjs68 | Not in release | Not in release | Not in release | Ignored | — |
| mozjs78 | Not in release | Not in release | Ignored | — | — |
| mozjs91 | Not in release | Not in release | Ignored | — | — |
| mozjs102 | Not in release | Ignored | Ignored | — | — |
| mozjs115 | Not in release | Ignored | Not in release | — | — |
Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2.
9 affected packages
firefox, thunderbird, mozjs38, mozjs52, mozjs68...
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| firefox | Not affected | Not affected | Not affected | — | — |
| thunderbird | Not affected | Not affected | Vulnerable | — | — |
| mozjs38 | Not in release | Not in release | Not in release | — | Needs evaluation |
| mozjs52 | Not in release | Not in release | Not in release | Ignored | Ignored |
| mozjs68 | Not in release | Not in release | Not in release | Ignored | — |
| mozjs78 | Not in release | Not in release | Ignored | — | — |
| mozjs91 | Not in release | Not in release | Ignored | — | — |
| mozjs102 | Not in release | Ignored | Ignored | — | — |
| mozjs115 | Not in release | Ignored | Not in release | — | — |
Privilege escalation in Firefox for Android. This vulnerability was fixed in Firefox 155.
9 affected packages
firefox, thunderbird, mozjs38, mozjs52, mozjs68...
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| firefox | Not affected | Not affected | Not affected | — | — |
| thunderbird | Not affected | Not affected | Vulnerable | — | — |
| mozjs38 | Not in release | Not in release | Not in release | — | Needs evaluation |
| mozjs52 | Not in release | Not in release | Not in release | Ignored | Ignored |
| mozjs68 | Not in release | Not in release | Not in release | Ignored | — |
| mozjs78 | Not in release | Not in release | Ignored | — | — |
| mozjs91 | Not in release | Not in release | Ignored | — | — |
| mozjs102 | Not in release | Ignored | Ignored | — | — |
| mozjs115 | Not in release | Ignored | Not in release | — | — |
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 |
Sandbox escape in the Remote Settings Client component. This vulnerability was fixed in Firefox 154, Thunderbird 154, Firefox ESR 115.40, Firefox ESR 140.15, Firefox ESR 153.2, Thunderbird 140.15, and Thunderbird 153.2.
9 affected packages
firefox, thunderbird, mozjs38, mozjs52, mozjs68...
| Package | 26.04 LTS | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|---|
| firefox | Not affected | Not affected | Not affected | — | — |
| thunderbird | Not affected | Not affected | Vulnerable | — | — |
| mozjs38 | Not in release | Not in release | Not in release | — | Needs evaluation |
| mozjs52 | Not in release | Not in release | Not in release | Ignored | Ignored |
| mozjs68 | Not in release | Not in release | Not in release | Ignored | — |
| mozjs78 | Not in release | Not in release | Ignored | — | — |
| mozjs91 | Not in release | Not in release | Ignored | — | — |
| mozjs102 | Not in release | Ignored | Ignored | — | — |
| mozjs115 | Not in release | Ignored | Not in release | — | — |