Out-of-bounds read in Linux kernel - CVE-2023-52755

Vulnerability identifier: #VU90279

CSH Severity: Low

CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-52755

CWE-ID: CWE-125

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to an out-of-bounds read error within the fs/ksmbd/smbacl.c. A local user can perform a denial of service (DoS) attack.

Linux kernel
openEuler
kernel-debuginfo
kernel
python3-perf-debuginfo
python3-perf
perf-debuginfo
perf
kernel-tools-devel
kernel-tools-debuginfo
kernel-tools
kernel-source
kernel-headers
kernel-devel
kernel-debugsource

Install update from vendor's website.

Linux kernel - addressed in versions 5.15.140, 6.1.64, 6.5.13, 6.6.3, 6.7
kernel-debuginfo - addressed in versions 5.10.0-136.85.0.166, 5.10.0-219.0.0.122
kernel - addressed in versions 5.10.0-136.85.0.166, 5.10.0-219.0.0.122
python3-perf-debuginfo - addressed in versions 5.10.0-136.85.0.166, 5.10.0-219.0.0.122
python3-perf - addressed in versions 5.10.0-136.85.0.166, 5.10.0-219.0.0.122
perf-debuginfo - addressed in versions 5.10.0-136.85.0.166, 5.10.0-219.0.0.122
perf - addressed in versions 5.10.0-136.85.0.166, 5.10.0-219.0.0.122
kernel-tools-devel - addressed in versions 5.10.0-136.85.0.166, 5.10.0-219.0.0.122
kernel-tools-debuginfo - addressed in versions 5.10.0-136.85.0.166, 5.10.0-219.0.0.122
kernel-tools - addressed in versions 5.10.0-136.85.0.166, 5.10.0-219.0.0.122
kernel-source - addressed in versions 5.10.0-136.85.0.166, 5.10.0-219.0.0.122
kernel-headers - addressed in versions 5.10.0-136.85.0.166, 5.10.0-219.0.0.122
kernel-devel - addressed in versions 5.10.0-136.85.0.166, 5.10.0-219.0.0.122
kernel-debugsource - addressed in versions 5.10.0-136.85.0.166, 5.10.0-219.0.0.122

• https://git.kernel.org/stable/c/aaf0a07d60887d6c36fc46a24de0083744f07819
• https://git.kernel.org/stable/c/8387c94d73ec66eb597c7a23a8d9eadf64bfbafa
• https://git.kernel.org/stable/c/09d9d8b40a3338193619c14ed4dc040f4f119e70
• https://git.kernel.org/stable/c/712e01f32e577e7e48ab0adb5fe550646a3d93cb
• https://git.kernel.org/stable/c/eebff19acaa35820cb09ce2ccb3d21bee2156ffb
• https://www.zerodayinitiative.com/advisories/ZDI-24-996/
• https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.140
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.64
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.13
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.3
• https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7

• Out-of-bounds read in Linux kernel ksmbd
• openEuler 22.03 LTS SP1 update for kernel
• openEuler 22.03 LTS SP3 update for kernel