CVE-2021-31916
- State
- Published
- Severity
- Not scored
- Published
- May 6, 2021
- Updated
- Aug 3, 2024
- Reserved
- Apr 29, 2021
Description
An out-of-bounds (OOB) memory write flaw was found in list_devices in drivers/md/dm-ioctl.c in the Multi-device driver module in the Linux kernel before 5.12. A bound check failure allows an attacker with special user (CAP_SYS_ADMIN) privilege to gain access to out-of-bounds memory leading to a system crash or a leak of internal kernel information. The highest threat from this vulnerability is to system availability.
Scores
The record has no CVSS score.
Weaknesses
Affected Products
| Product | Versions |
|---|---|
kerneln/a |
|
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1946965
- https://github.com/torvalds/linux/commit/4edbe1d7bcffcd6269f3b5eb63f710393ff2ec7a
- https://seclists.org/oss-sec/2021/q1/268
- [debian-lts-announce] 20210623 [SECURITY] [DLA 2689-1] linux security updatemailing-list
- [debian-lts-announce] 20210623 [SECURITY] [DLA 2690-1] linux-4.19 security updatemailing-list
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