VulnerabilityModified
CVE-2023-4385
This issue may allow a local attacker to crash the system due to a missing sanity check.
MEDIUM 5.5EPSS 0.23%
Does this matter?
Lower severity and a low EPSS score (0.23%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.23% probability · 14th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- linux/linux kernel
- Source
- secalert@redhat.com
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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.