CVE-2023-45898 | BDVDB-2026-214293 Detail
SiemensSIMATIC S7-1500 CPU 1518-4 PN/DP MFP
Description#
The Linux kernel before 6.5.4 has an es1 use-after-free in fs/ext4/extents_status.c, related to ext4_es_insert_extent.
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: local.
Weaknesses#
- CWE-416 Use After Free
References#
- https://lore.kernel.org/lkml/aa03f191-445c-0d2e-d6d7-0a3208d7df7a%40huawei.com/T/
- https://www.spinics.net/lists/stable-commits/msg317086.html
- https://lkml.org/lkml/2023/8/13/477
- https://github.com/torvalds/linux/commit/768d612f79822d30a1e7d132a4d4b05337ce42ec
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.4
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
- 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.