CVE-2023-2008 | BDVDB-2026-200073 Detail
Linuxkernel
Description#
A flaw was found in the Linux kernel's udmabuf device driver, within a fault handler. This issue occurs due to the lack of proper validation of user-supplied data, which can result in memory access past the end of an array. This may allow an attacker to escalate privileges and execute arbitrary code in the context of the kernel.
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: local.
Weaknesses#
- CWE-129 Improper Validation of Array Index
References#
- https://access.redhat.com/errata/RHSA-2022:7933
- https://access.redhat.com/errata/RHSA-2022:8267
- https://access.redhat.com/errata/RHSA-2023:3465
- https://access.redhat.com/errata/RHSA-2023:3470
- https://access.redhat.com/errata/RHSA-2023:3490
- https://access.redhat.com/security/cve/CVE-2023-2008
- https://bugzilla.redhat.com/show_bug.cgi?id=2186862
- https://www.zerodayinitiative.com/advisories/ZDI-23-441/
- https://github.com/torvalds/linux/commit/05b252cccb2e5c3f56119d25de684b4f810ba4
- https://security.netapp.com/advisory/ntap-20230517-0007/
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.