CVE-2024-25739

medium

Description

create_empty_lvol in drivers/mtd/ubi/vtbl.c in the Linux kernel through 6.7.4 can attempt to allocate zero bytes, and crash, because of a missing check for ubi->leb_size.

References

https://www.spinics.net/lists/kernel/msg5074816.html

https://web.git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/drivers/mtd/ubi/vtbl.c?h=v6.6.24&id=d1b505c988b7

https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html

https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html

https://groups.google.com/g/syzkaller/c/Xl97YcQA4hg

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=68a24aba7c593eafa8fd00f2f76407b9b32b47a9

Details

Source: Mitre, NVD

Published: 2024-02-12

Updated: 2025-03-14

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:S/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H