CVE-2024-47677

MEDIUM

Linux Kernel - Use-After-Free in exfat_create_upcase_table

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: exfat: resolve memory leak from exfat_create_upcase_table() If exfat_load_upcase_table reaches end and returns -EINVAL, allocated memory doesn't get freed and while exfat_load_default_upcase_table allocates more memory, leading to a memory leak. Here's link to syzkaller crash report illustrating this issue: https://syzkaller.appspot.com/text?tag=CrashReport&x=1406c201980000

Scores

CVSS v3 5.5
EPSS 0.0023
EPSS Percentile 13.9%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-401
Status published
Products (11)
linux/Kernel 6.11.0 - 6.11.2linux
linux/Kernel 6.8.0 - 6.10.13linux
Linux/Linux < 6.8
Linux/Linux 6.10.13 - 6.10.*
Linux/Linux 6.11.2 - 6.11.*
Linux/Linux 6.12
Linux/Linux 6.8
Linux/Linux a13d1a4de3b0fe3c41d818697d691c886c5585fa - 331ed2c739ce656a67865f6b3ee0a478349d78cb
Linux/Linux a13d1a4de3b0fe3c41d818697d691c886c5585fa - c290fe508eee36df1640c3cb35dc8f89e073c8a8
Linux/Linux a13d1a4de3b0fe3c41d818697d691c886c5585fa - f9835aec49670c46ebe2973032caaa1043b3d4da
... and 1 more
Published Oct 21, 2024
Tracked Since Feb 18, 2026