CVE-2023-4385

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 v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://access.redhat.com/security/cve/CVE-2023-4385	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2219272	Issue Tracking Third Party Advisory
https://github.com/torvalds/linux/commit/0d4837fdb796f99369cf7691d33de1b856bcaf1f	Patch

Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

History

22 Aug 2023, 22:45

Type	Values Removed	Values Added
CPE		cpe:2.3:o:linux:linux_kernel::::::::
CWE		CWE-476
First Time		Linux Linux linux Kernel
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 5.5
References	~~(MISC) https://access.redhat.com/security/cve/CVE-2023-4385 -~~	(MISC) https://access.redhat.com/security/cve/CVE-2023-4385 - Third Party Advisory
References	~~(MISC) https://github.com/torvalds/linux/commit/0d4837fdb796f99369cf7691d33de1b856bcaf1f -~~	(MISC) https://github.com/torvalds/linux/commit/0d4837fdb796f99369cf7691d33de1b856bcaf1f - Patch
References	~~(MISC) https://bugzilla.redhat.com/show_bug.cgi?id=2219272 -~~	(MISC) https://bugzilla.redhat.com/show_bug.cgi?id=2219272 - Issue Tracking, Third Party Advisory

16 Aug 2023, 17:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-08-16 17:15

Updated : 2024-02-28 20:33

NVD link : CVE-2023-4385

Mitre link : CVE-2023-4385

CVE.ORG link : CVE-2023-4385

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-476

NULL Pointer Dereference

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