PT-2026-34932 · Linux+2 · Linux Kernel+2
CVE-2026-31580
·
Published
2026-04-03
·
Updated
2026-08-25
CVSS v3.1
9.1
Critical
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |
Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
A use-after-free issue exists in the bcache component. The problem occurs when a device is stopped while writing to the superblock, leading to a situation where the address of
cached dev.sb bio is freed but subsequently accessed during the endio process, which can result in a system crash.Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
Time Of Check To Time Of Use
Use After Free
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Related Identifiers
Affected Products
Linuxmint
Linux Kernel
Ubuntu