HIGHCVSS v3.1 7.8Vulnerability
CVE-2026-91041
Mounting an attacker-controlled FAT image with fault tolerance enabled causes an out-of-bounds heap write during log replay. The write is attacker-positioned and attacker-valued, and on a common embedded memory layout it reaches the FX_MEDIA driver callback, giving control of the instruction pointer.
Properties
- Severity
- HIGH
- Nvd fetched at
- 2026-10-20T21:14:08.448323+00:00
- Cvss severity
- HIGH
- Cvss score
- 7.8
- Retrieved at
- 2026-10-20T21:15:35+00:00
- Score
- 7.8
- Cvss version
- 3.1
- Last source
- NVD
- Cve id
- CVE-2026-91041
- Cvss vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- First seen by Signal
- 2026-10-20T17:10:14+00:00
- Vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Published at
- 2026-10-20T14:17:04.350
- Last modified
- 2026-10-20T19:48:50.250
Related Entities (2)
HAS_WEAKNESS (2)
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