CVE-2024-25739 | BDVDB-2026-224366 Detail
SiemensSIMATIC S7-1500 TM MFP - GNU/Linux subsystem
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.
Impact#
Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: local.
Weaknesses#
- CWE-754 Improper Check for Unusual or Exceptional Conditions
References#
- https://www.spinics.net/lists/kernel/msg5074816.html
- https://groups.google.com/g/syzkaller/c/Xl97YcQA4hg
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=68a24aba7c593eafa8fd00f2f76407b9b32b47a9
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
- https://lists.debian.org/debian-lts-announce/2024/06/msg00020.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://cert-portal.siemens.com/productcert/html/ssa-265688.html
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.