ALT-PU-2025-10652-3

BDU:2025-10385

MEDIUM4.3

Уязвимость компонента Canvas2D браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю оказать воздействие на целостность защищаемой информации

Published: 2025-08-27Modified: 2026-03-04

CVSS 3.xMEDIUM 4.3

CVSS:3.x/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

CVSS 2.0MEDIUM 5.0

CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:P/A:N

References

BDU:2025-10387

MEDIUM6.3

Уязвимость компонента JavaScript Engine браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю оказать воздействие на конфиденциальность, целостность и доступность защищаемой информации

Published: 2025-08-27Modified: 2026-03-04

CVSS 3.xMEDIUM 6.3

CVSS:3.x/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

CVSS 2.0HIGH 7.5

CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:P/A:P

References

BDU:2025-10388

MEDIUM4.3

Уязвимость компонента WebRender браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю вызвать отказ в обслуживании

Published: 2025-08-27Modified: 2026-01-20

CVSS 3.xMEDIUM 4.3

CVSS:3.x/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

CVSS 2.0MEDIUM 5.0

CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:P

References

BDU:2025-10496

CRITICAL9.8

Уязвимость браузеров Mozilla Firefox, Mozilla Firefox ESR, почтового клиента Mozilla Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю выполнить произвольный код

Published: 2025-08-29Modified: 2026-03-04

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:2025-10497

HIGH8.1

Уязвимость браузеров Mozilla Firefox, Mozilla Firefox ESR, почтового клиента Mozilla Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю выполнить произвольный код

Published: 2025-08-29Modified: 2026-03-04

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:2025-10498

MEDIUM6.5

Уязвимость браузеров Mozilla Firefox, связанная с ложным представлением критической информации пользовательским интерфейсом, позволяющая нарушителю оказать воздействие на целостность защищаемой информации

Published: 2025-08-29

CVSS 3.xMEDIUM 6.5

CVSS:3.x/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

CVSS 2.0HIGH 7.8

CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:C/A:N

References

BDU:2025-10501

MEDIUM6.5

Уязвимость браузеров Mozilla Firefox, Mozilla Firefox ESR, связанная с ложным представлением критической информации пользовательским интерфейсом, позволяющая нарушителю оказать воздействие на целостность защищаемой информации

Published: 2025-08-29Modified: 2026-01-20

CVSS 3.xMEDIUM 6.5

CVSS:3.x/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

CVSS 2.0HIGH 7.8

CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:C/A:N

References

BDU:2025-10502

HIGH8.1

Уязвимость браузеров Mozilla Firefox, Mozilla Firefox ESR, почтового клиента Mozilla Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю выполнить произвольный код

Published: 2025-08-29Modified: 2026-01-20

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:2025-10503

CRITICAL9.8

Уязвимость браузеров Mozilla Firefox, почтового клиента Mozilla Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю выполнить произвольный код

Published: 2025-08-29

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

CVE-2025-9179

CRITICAL9.8

An attacker was able to perform memory corruption in the GMP process which processes encrypted media. This process is also heavily sandboxed, but represents slightly different privileges from the content process. This vulnerability was fixed in Firefox 142, Firefox ESR 115.27, Firefox ESR 128.14, Firefox ESR 140.2, Thunderbird 142, Thunderbird 128.14, and Thunderbird 140.2.

Published: 2025-08-19Modified: 2026-04-13

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-2025-9180

HIGH8.1

Same-origin policy bypass in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 142, Firefox ESR 115.27, Firefox ESR 128.14, Firefox ESR 140.2, Thunderbird 142, Thunderbird 128.14, and Thunderbird 140.2.

Published: 2025-08-19Modified: 2026-04-13

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-2025-9181

MEDIUM6.5

Uninitialized memory in the JavaScript Engine component. This vulnerability was fixed in Firefox 142, Firefox ESR 128.14, Firefox ESR 140.2, Thunderbird 142, Thunderbird 128.14, and Thunderbird 140.2.

Published: 2025-08-19Modified: 2026-04-13

CVSS 3.xMEDIUM 6.5

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

References

CVE-2025-9182

HIGH7.5

Denial-of-service due to out-of-memory in the Graphics: WebRender component. This vulnerability was fixed in Firefox 142, Firefox ESR 140.2, Thunderbird 142, and Thunderbird 140.2.

Published: 2025-08-19Modified: 2026-04-13

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-2025-9183

MEDIUM6.5

Spoofing issue in the Address Bar component. This vulnerability was fixed in Firefox 142 and Firefox ESR 140.2.

Published: 2025-08-19Modified: 2026-04-13

CVSS 3.xMEDIUM 6.5

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

References

CVE-2025-9184

HIGH8.1

Memory safety bugs present in Firefox ESR 140.1, Thunderbird ESR 140.1, Firefox 141 and Thunderbird 141. 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 142, Firefox ESR 140.2, Thunderbird 142, and Thunderbird 140.2.

Published: 2025-08-19Modified: 2026-04-13

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-2025-9185

HIGH8.1

Memory safety bugs present in Firefox ESR 115.26, Firefox ESR 128.13, Thunderbird ESR 128.13, Firefox ESR 140.1, Thunderbird ESR 140.1, Firefox 141 and Thunderbird 141. 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 142, Firefox ESR 115.27, Firefox ESR 128.14, Firefox ESR 140.2, Thunderbird 142, Thunderbird 128.14, and Thunderbird 140.2.

Published: 2025-08-19Modified: 2026-04-13

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-2025-9186

MEDIUM6.5

Spoofing issue in the Address Bar component of Firefox Focus for Android. This vulnerability was fixed in Firefox 142.

Published: 2025-08-19Modified: 2026-04-13

CVSS 3.xMEDIUM 6.5

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

References

CVE-2025-9187

CRITICAL9.8

Memory safety bugs present in Firefox 141 and Thunderbird 141. 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 142 and Thunderbird 142.

Published: 2025-08-19Modified: 2026-04-13

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

Package update firefox in branch sisyphus

Closed issues (18)

Уязвимость компонента Canvas2D браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю оказать воздействие на целостность защищаемой информации

Уязвимость компонента WebRender браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю вызвать отказ в обслуживании

Same-origin policy bypass in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 142, Firefox ESR 115.27, Firefox ESR 128.14, Firefox ESR 140.2, Thunderbird 142, Thunderbird 128.14, and Thunderbird 140.2.

Uninitialized memory in the JavaScript Engine component. This vulnerability was fixed in Firefox 142, Firefox ESR 128.14, Firefox ESR 140.2, Thunderbird 142, Thunderbird 128.14, and Thunderbird 140.2.

Denial-of-service due to out-of-memory in the Graphics: WebRender component. This vulnerability was fixed in Firefox 142, Firefox ESR 140.2, Thunderbird 142, and Thunderbird 140.2.

Spoofing issue in the Address Bar component. This vulnerability was fixed in Firefox 142 and Firefox ESR 140.2.

Spoofing issue in the Address Bar component of Firefox Focus for Android. This vulnerability was fixed in Firefox 142.

Memory safety bugs present in Firefox 141 and Thunderbird 141. 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 142 and Thunderbird 142.