ALT-PU-2026-7760-3

Package update firefox in branch sisyphus

Version150.0.3-alt1

Task#418119

Published2026-08-04

Max severityCRITICAL

Severity:

Closed issues (7)

BDU:2026-10954

HIGH7.5

Уязвимость компонента JavaScript: WebAssembly браузера Mozilla Firefox, позволяющая нарушителю оказать воздействие на конфиденциальность, целостность и доступность защищаемой информации

Published: 2026-08-02Modified: 2026-08-09

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:2026-10970

HIGH8.8

Уязвимость JIT-компилятора браузеров Mozilla Firefox, позволяющая нарушителю оказать воздействие на конфиденциальность, целостность и доступность защищаемой информации

Published: 2026-08-02Modified: 2026-08-09

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-2026-8388

MEDIUM6.5

Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.

Published: 2026-05-12Modified: 2026-07-14

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-2026-8389

HIGH8.8

JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3.

Published: 2026-05-12Modified: 2026-07-14

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-2026-8390

HIGH7.3

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 150.0.3.

Published: 2026-05-12Modified: 2026-07-14

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-2026-8391

MEDIUM5.3

Other issue in the JavaScript Engine component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.

Published: 2026-05-12Modified: 2026-07-14

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-2026-8401

CRITICAL9.8

Sandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.

Published: 2026-05-12Modified: 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