CVE-2023-52600

HIGH

Linux Kernel < 4.19.307 - Use-After-Free in JFS Evict Inode

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: jfs: fix uaf in jfs_evict_inode When the execution of diMount(ipimap) fails, the object ipimap that has been released may be accessed in diFreeSpecial(). Asynchronous ipimap release occurs when rcu_core() calls jfs_free_node(). Therefore, when diMount(ipimap) fails, sbi->ipimap should not be initialized as ipimap.

References (10)

Core 10

Scores

CVSS v3 7.8
EPSS 0.0028
EPSS Percentile 20.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-416
Status published
Products (19)
Linux/Linux < 2.6.12
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 1696d6d7d4a1b373e96428d0fe1166bd7c3c795e
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 32e8f2d95528d45828c613417cb2827d866cbdce
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 81b4249ef37297fb17ba102a524039a05c6c5d35
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 8e44dc3f96e903815dab1d74fff8faafdc6feb61
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - 93df0a2a0b3cde2d7ab3a52ed46ea1d6d4aaba5f
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - bacdaa04251382d7efd4f09f9a0686bfcc297e2e
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - bc6ef64dbe71136f327d63b2b9071b828af2c2a8
Linux/Linux 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 - e0e1958f4c365e380b17ccb35617345b31ef7bf3
Linux/Linux 2.6.12
... and 9 more
Published Mar 06, 2024
Tracked Since Feb 18, 2026