Out-of-bounds read in Linux kernel - CVE-2026-80595
Published: August 28, 2026
Vulnerability identifier: #VU146282
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-80595
CWE-ID: CWE-125
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to disclose sensitive information.
The vulnerability exists due to out-of-bounds read in the ims-pcu driver when processing response data from device buffers. A local user can provide a short device response to disclose sensitive information.
The issue can also result in processing stale data from the buffers.
Affected software
Linux kernel
How to mitigate CVE-2026-80595
Install security update from vendor's repository.
Linux kernel - update to 7.0 rc3
External References
- https://git.kernel.org/stable/c/3e0e8d7f8139a9496e389e7372e3f8b57b3e4e3e
- https://git.kernel.org/stable/c/48c9d92fd4ee3a8f5d2cb46c802a0eff8e67c79c
- https://git.kernel.org/stable/c/89cf4d18ff87efa5c47ba38de36aea5c03f98b05
- https://git.kernel.org/stable/c/bbafb75cd9da50d86335cbd98b8b3492bb5e42a6
- https://git.kernel.org/stable/c/dc9fdb538ce5b7f32540991f4a25ab63fab7ba07
- https://git.kernel.org/stable/c/f28c5cabb2df09ad1fcfb7cdb2b3ed2f690d81f0
- https://git.kernel.org/stable/c/f3c63aecca90be42b66cdc66de7c4a6104104d17
- https://git.kernel.org/stable/c/f7f5afeed31baaca0b027c2d46a25ee86fb4c9da