ALT-PU-2023-8248-1 — firefox-esr

BDU:2023-08086

HIGH7.5

Уязвимость метода WebGL2RenderingContext.blitFramebuffer() интерфейса WebGL2 браузеров Firefox и Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю получить несанкционированный доступ к защищаемой информации

Published: 2023-11-23Modified: 2024-11-11

CVSS 3.xHIGH 7.5

CVSS:3.x/AV:N/AC:H/PR:N/UI:R/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:2023-08087

HIGH7.5

Уязвимость полноэкранного режима браузеров Firefox и Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю провести атаку типа clickjacking («захват клика»)

Published: 2023-11-23Modified: 2024-11-11

CVSS 3.xHIGH 7.5

CVSS:3.x/AV:N/AC:H/PR:N/UI:R/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:2023-08088

MEDIUM6.1

Уязвимость системы графического отображения X11 браузеров Firefox и Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю оказать воздействие на конфиденциальность и целостность защищаемой информации

Published: 2023-11-23Modified: 2024-11-11

CVSS 3.xMEDIUM 6.1

CVSS:3.x/AV:N/AC:L/PR:N/UI:R/S:C/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:2023-08115

HIGH7.5

Уязвимость браузеров Firefox и Firefox ESR и почтового клиента Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю выполнить произвольный код или вызвать отказ в обслуживании

Published: 2023-11-23Modified: 2025-07-24

CVSS 3.xHIGH 7.5

CVSS:3.x/AV:N/AC:H/PR:N/UI:R/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:2023-08116

HIGH7.5

Уязвимость функции MessagePort::Entangled() браузеров Firefox и Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю вызвать отказ в обслуживании или оказать иное воздействие

Published: 2023-11-23Modified: 2024-11-11

CVSS 3.xHIGH 7.5

CVSS:3.x/AV:N/AC:H/PR:N/UI:R/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:2023-08322

MEDIUM6.5

Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с неверным ограничением имени пути с символами "/.. /", позволяющая нарушителю получить несанкционированный доступ к защищаемой информации

Published: 2023-12-01Modified: 2024-11-11

CVSS 3.xMEDIUM 6.5

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

CVSS 2.0HIGH 7.8

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

References

CVE-2023-6209

BDU:2023-08332

HIGH8.8

Уязвимость функции ReadableByteStreams браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю выполнить произвольный код

Published: 2023-12-01Modified: 2024-11-11

CVSS 3.xHIGH 8.8

CVSS:3.x/AV:N/AC:L/PR:N/UI:R/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-2023-6207

CVE-2023-6204

MEDIUM6.5

On some systems—depending on the graphics settings and drivers—it was possible to force an out-of-bounds read and leak memory data into the images created on the canvas element. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

Published: 2023-11-21Modified: 2024-11-21

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-2023-6205

MEDIUM6.5

It was possible to cause the use of a MessagePort after it had already been freed, which could potentially have led to an exploitable crash. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

Published: 2023-11-21Modified: 2024-11-21

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-2023-6206

MEDIUM5.4

The black fade animation when exiting fullscreen is roughly the length of the anti-clickjacking delay on permission prompts. It was possible to use this fact to surprise users by luring them to click where the permission grant button would be about to appear. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

Published: 2023-11-21Modified: 2024-11-21

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-2023-6207

HIGH8.8

Ownership mismanagement led to a use-after-free in ReadableByteStreams This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

Published: 2023-11-21Modified: 2024-11-21

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-2023-6208

HIGH8.8

When using X11, text selected by the page using the Selection API was erroneously copied into the primary selection, a temporary storage not unlike the clipboard. This bug only affects Firefox on X11. Other systems are unaffected. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

Published: 2023-11-21Modified: 2024-11-21

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-2023-6209

MEDIUM6.5

Relative URLs starting with three slashes were incorrectly parsed, and a path-traversal "/../" part in the path could be used to override the specified host. This could contribute to security problems in web sites. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

Published: 2023-11-21Modified: 2024-11-21

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-2023-6212

HIGH8.8

Memory safety bugs present in Firefox 119, Firefox ESR 115.4, and Thunderbird 115.4. 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 affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

Published: 2023-11-21Modified: 2024-11-21

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-2023-6856

HIGH8.8

The WebGL `DrawElementsInstanced` method was susceptible to a heap buffer overflow when used on systems with the Mesa VM driver. This issue could allow an attacker to perform remote code execution and sandbox escape. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

Published: 2023-12-19Modified: 2024-11-21

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-2023-6857

MEDIUM5.3

When resolving a symlink, a race may occur where the buffer passed to `readlink` may actually be smaller than necessary. This bug only affects Firefox on Unix-based operating systems (Android, Linux, MacOS). Windows is unaffected. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

Published: 2023-12-19Modified: 2024-11-21

CVSS 3.xMEDIUM 5.3

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

References

CVE-2023-6858

HIGH8.8

Firefox was susceptible to a heap buffer overflow in `nsTextFragment` due to insufficient OOM handling. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

Published: 2023-12-19Modified: 2025-05-07

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-2023-6859

HIGH8.8

A use-after-free condition affected TLS socket creation when under memory pressure. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

Published: 2023-12-19Modified: 2024-11-21

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-2023-6860

MEDIUM6.5

The `VideoBridge` allowed any content process to use textures produced by remote decoders. This could be abused to escape the sandbox. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

Published: 2023-12-19Modified: 2024-11-21

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-2023-6861

HIGH8.8

The `nsWindow::PickerOpen(void)` method was susceptible to a heap buffer overflow when running in headless mode. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

Published: 2023-12-19Modified: 2024-11-21

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-2023-6862

HIGH8.8

A use-after-free was identified in the `nsDNSService::Init`. This issue appears to manifest rarely during start-up. This vulnerability affects Firefox ESR < 115.6 and Thunderbird < 115.6.

Published: 2023-12-19Modified: 2024-11-21

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-2023-6863

HIGH8.8

The `ShutdownObserver()` was susceptible to potentially undefined behavior due to its reliance on a dynamic type that lacked a virtual destructor. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

Published: 2023-12-19Modified: 2024-11-21

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-2023-6864

HIGH8.8

Memory safety bugs present in Firefox 120, Firefox ESR 115.5, and Thunderbird 115.5. 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 affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

Published: 2023-12-19Modified: 2024-11-21

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-2023-6865

MEDIUM6.5

`EncryptingOutputStream` was susceptible to exposing uninitialized data. This issue could only be abused in order to write data to a local disk which may have implications for private browsing mode. This vulnerability affects Firefox ESR < 115.6 and Firefox < 121.

Published: 2023-12-19Modified: 2024-11-21

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-2023-6867

MEDIUM6.1

The timing of a button click causing a popup to disappear was approximately the same length as the anti-clickjacking delay on permission prompts. It was possible to use this fact to surprise users by luring them to click where the permission grant button would be about to appear. This vulnerability affects Firefox ESR < 115.6 and Firefox < 121.

Published: 2023-12-19Modified: 2024-11-21

CVSS 3.xMEDIUM 6.1

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

References

Package update firefox-esr in branch sisyphus_loongarch64

Closed issues (25)

Уязвимость полноэкранного режима браузеров Firefox и Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю провести атаку типа clickjacking («захват клика»)

Уязвимость функции ReadableByteStreams браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю выполнить произвольный код

On some systems—depending on the graphics settings and drivers—it was possible to force an out-of-bounds read and leak memory data into the images created on the canvas element. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

It was possible to cause the use of a MessagePort after it had already been freed, which could potentially have led to an exploitable crash. This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

Ownership mismanagement led to a use-after-free in ReadableByteStreams This vulnerability affects Firefox < 120, Firefox ESR < 115.5.0, and Thunderbird < 115.5.

Firefox was susceptible to a heap buffer overflow in `nsTextFragment` due to insufficient OOM handling. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

A use-after-free condition affected TLS socket creation when under memory pressure. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

The `VideoBridge` allowed any content process to use textures produced by remote decoders. This could be abused to escape the sandbox. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

The `nsWindow::PickerOpen(void)` method was susceptible to a heap buffer overflow when running in headless mode. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

A use-after-free was identified in the `nsDNSService::Init`. This issue appears to manifest rarely during start-up. This vulnerability affects Firefox ESR < 115.6 and Thunderbird < 115.6.

The `ShutdownObserver()` was susceptible to potentially undefined behavior due to its reliance on a dynamic type that lacked a virtual destructor. This vulnerability affects Firefox ESR < 115.6, Thunderbird < 115.6, and Firefox < 121.

`EncryptingOutputStream` was susceptible to exposing uninitialized data. This issue could only be abused in order to write data to a local disk which may have implications for private browsing mode. This vulnerability affects Firefox ESR < 115.6 and Firefox < 121.