Description
A NULL pointer dereference flaw was found in dbFree in fs/jfs/jfs_dmap.c in the journaling file system (JFS) in the Linux Kernel. This issue may allow a local attacker to crash the system due to a missing sanity check.
Metrics
CVSS 3.1 5.5/10
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| Red Hat | Red Hat Enterprise Linux 6 | — |
| Red Hat | Red Hat Enterprise Linux 7 | — |
| Red Hat | Red Hat Enterprise Linux 7 | — |
| Red Hat | Red Hat Enterprise Linux 8 | — |
| Red Hat | Red Hat Enterprise Linux 8 | — |
| Red Hat | Red Hat Enterprise Linux 9 | — |
| Red Hat | Red Hat Enterprise Linux 9 | — |
References
- https://access.redhat.com/security/cve/CVE-2023-4385Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2219272Issue Tracking, Third Party Advisory
- https://github.com/torvalds/linux/commit/0d4837fdb796f99369cf7691d33de1b856bcaf1fPatch
- https://access.redhat.com/security/cve/CVE-2023-4385Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2219272Issue Tracking, Third Party Advisory
- https://github.com/torvalds/linux/commit/0d4837fdb796f99369cf7691d33de1b856bcaf1fPatch
Timeline
- Published
- Aug 16, 2023
- Last modified
- Nov 7, 2026
- NVD status
- Modified