All errata/sisyphus/ALT-PU-2026-9081-3
ALT-PU-2026-9081-3

Package update firefox in branch sisyphus

Version152.0-alt1
Task#421669
Published2026-08-11
Max severityCRITICAL
Severity:

Closed issues (52)

BDU:2026-11241
HIGH8.1

Уязвимость веб-браузера Firefox и почтового клиента Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю вызвать отказ в обслуживании

Published: 2026-08-09
CVSS 3.xHIGH 8.1
CVSS:3.x/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0HIGH 7.6
CVSS:2.0/AV:N/AC:H/Au:N/C:C/I:C/A:C
References
BDU:2026-11243
CRITICAL9.8

Уязвимость компонента Graphics: WebGPU веб-браузера Firefox и почтового клиента Thunderbird, позволяющая нарушителю вызвать отказ в обслуживании

Published: 2026-08-09
CVSS 3.xCRITICAL 9.8
CVSS:3.x/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0CRITICAL 10.0
CVSS:2.0/AV:N/AC:L/Au:N/C:C/I:C/A:C
References
BDU:2026-11244
MEDIUM5.3

Уязвимость веб-браузера Firefox и почтового клиента Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю получить доступ к конфиденциальным данным

Published: 2026-08-09
CVSS 3.xMEDIUM 5.3
CVSS:3.x/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS 2.0MEDIUM 5.0
CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:N/A:N
References
BDU:2026-11245
MEDIUM5.3

Уязвимость веб-браузера Firefox и почтового клиента Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю получить доступ к конфиденциальным данным

Published: 2026-08-09
CVSS 3.xMEDIUM 5.3
CVSS:3.x/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CVSS 2.0MEDIUM 5.0
CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:N/A:N
References
BDU:2026-11248
MEDIUM4.3

Уязвимость компонента Graphics: WebGPU веб-браузера Firefox и почтового клиента Thunderbird, позволяющая нарушителю получить доступ к конфиденциальным данным

Published: 2026-08-09
CVSS 3.xMEDIUM 4.3
CVSS:3.x/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CVSS 2.0MEDIUM 5.0
CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:N/A:N
References
BDU:2026-11250
CRITICAL9.1

Уязвимость компонента DOM: Security веб-браузера Firefox и почтового клиента Thunderbird, позволяющая нарушителю получить доступ к конфиденциальным данным и нарушить их целостность

Published: 2026-08-09
CVSS 3.xCRITICAL 9.1
CVSS:3.x/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS 2.0CRITICAL 9.4
CVSS:2.0/AV:N/AC:L/Au:N/C:C/I:C/A:N
References
BDU:2026-11251
HIGH7.5

Уязвимость веб-браузера Firefox и почтового клиента Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю вызвать отказ в обслуживании

Published: 2026-08-09
CVSS 3.xHIGH 7.5
CVSS:3.x/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0HIGH 7.8
CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:C
References
BDU:2026-11252
MEDIUM6.5

Уязвимость компонента Audio/Video: Playback веб-браузера Firefox и почтового клиента Thunderbird, позволяющая нарушителю вызвать отказ в обслуживании

Published: 2026-08-09
CVSS 3.xMEDIUM 6.5
CVSS:3.x/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.0HIGH 7.8
CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:C
References
BDU:2026-11253
MEDIUM4.3

Уязвимость компонента Password Manager веб-браузера Firefox, позволяющая нарушителю получить доступ к конфиденциальным данным

Published: 2026-08-09
CVSS 3.xMEDIUM 4.3
CVSS:3.x/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
CVSS 2.0MEDIUM 5.0
CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:N/A:N
References
BDU:2026-11254
MEDIUM5.4

Уязвимость компонента JavaScript: WebAssembly веб-браузера Firefox, позволяющая нарушителю получить доступ к конфиденциальным данным и нарушить их целостность

Published: 2026-08-09
CVSS 3.xMEDIUM 5.4
CVSS:3.x/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
CVSS 2.0MEDIUM 6.4
CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:P/A:N
References
BDU:2026-11255
MEDIUM5.4

Уязвимость компонента Widget: Gtk веб-браузера Firefox и почтового клиента Thunderbird, позволяющая нарушителю вызвать отказ в обслуживании

Published: 2026-08-09
CVSS 3.xMEDIUM 5.4
CVSS:3.x/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
CVSS 2.0MEDIUM 6.4
CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:N/A:P
References
BDU:2026-11256
MEDIUM5.4

Уязвимость компонента DOM: Core & HTML веб-браузера Firefox и почтового клиента Thunderbird, позволяющая нарушителю вызвать отказ в обслуживании

Published: 2026-08-09
CVSS 3.xMEDIUM 5.4
CVSS:3.x/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
CVSS 2.0MEDIUM 6.4
CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:N/A:P
References
CVE-2026-12289
HIGH8.8

Privilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-07-15
CVSS 3.xHIGH 8.8
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
CVE-2026-12290
HIGH8.1

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-07-15
CVSS 3.xHIGH 8.1
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
References
CVE-2026-12291
HIGH8.8

Use-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-07-15
CVSS 3.xHIGH 8.8
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References
CVE-2026-12292
HIGH8.1

Incorrect boundary conditions in the Web Audio component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-07-15
CVSS 3.xHIGH 8.1
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
References
CVE-2026-12293
CRITICAL9.8

Use-after-free in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.

Published: 2026-06-16Modified: 2026-07-14
CVSS 3.xCRITICAL 9.8
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
CVE-2026-12294
CRITICAL9.6

Sandbox escape in the DOM: Workers component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-07-15
CVSS 3.xCRITICAL 9.6
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
References
CVE-2026-12295
CRITICAL9.6

Sandbox escape in the DOM: Navigation component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-07-15
CVSS 3.xCRITICAL 9.6
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
References
CVE-2026-12296
CRITICAL9.6

Sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-07-15
CVSS 3.xCRITICAL 9.6
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
References
CVE-2026-12297
CRITICAL9.6

Sandbox escape due to incorrect boundary conditions in the Networking component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-07-15
CVSS 3.xCRITICAL 9.6
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
References
CVE-2026-12298
MEDIUM5.4

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-07-15
CVSS 3.xMEDIUM 5.4
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
References
CVE-2026-12299
MEDIUM5.4

JIT miscompilation in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-07-15
CVSS 3.xMEDIUM 5.4
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
References
CVE-2026-12302
MEDIUM6.5

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-06-17
CVSS 3.xMEDIUM 6.5
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
References
CVE-2026-12304
CRITICAL9.1

Same-origin policy bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-06-17
CVSS 3.xCRITICAL 9.1
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
References
CVE-2026-12305
HIGH7.5

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-06-18
CVSS 3.xHIGH 7.5
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References
CVE-2026-12306
MEDIUM5.3

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-06-18
CVSS 3.xMEDIUM 5.3
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
References
CVE-2026-12307
MEDIUM5.3

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-06-18
CVSS 3.xMEDIUM 5.3
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
References
CVE-2026-12308
MEDIUM5.3

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-06-18
CVSS 3.xMEDIUM 5.3
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
References
CVE-2026-12309
MEDIUM6.5

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-06-18
CVSS 3.xMEDIUM 6.5
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
References
CVE-2026-12310
HIGH7.5

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-06-18
CVSS 3.xHIGH 7.5
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
References
CVE-2026-12311
MEDIUM4.7

Information disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-06-17
CVSS 3.xMEDIUM 4.7
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
References
CVE-2026-12312
HIGH7.5

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-06-18
CVSS 3.xHIGH 7.5
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
References
CVE-2026-12313
MEDIUM4.7

Information disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-06-17
CVSS 3.xMEDIUM 4.7
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N
References
CVE-2026-12314
HIGH7.5

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-06-18
CVSS 3.xHIGH 7.5
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
References
CVE-2026-12315
CRITICAL9.1

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-06-17
CVSS 3.xCRITICAL 9.1
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
References
CVE-2026-12324
HIGH7.3

Incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-06-17
CVSS 3.xHIGH 7.3
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
References
CVE-2026-12325
MEDIUM6.5

Denial-of-service in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-06-17
CVSS 3.xMEDIUM 6.5
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
References
CVE-2026-12326
HIGH8.1

Memory safety bugs present in Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 152 and Thunderbird 152.

Published: 2026-06-16Modified: 2026-07-14
CVSS 3.xHIGH 8.1
CVSS:3.x/CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
References
CVE-2026-12327
HIGH8.1

Memory safety bugs present in Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-06-17
CVSS 3.xHIGH 8.1
CVSS:3.x/CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
References
CVE-2026-12328
HIGH8.1

Memory safety bugs present in Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

Published: 2026-06-16Modified: 2026-07-15
CVSS 3.xHIGH 8.1
CVSS:3.x/CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
References