CVE-2023-53423Missing Release of Memory after Effective Lifetime in Linux

Severity
5.5MEDIUMNVD
EPSS
0.0%
top 95.84%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedSep 18

Description

In the Linux kernel, the following vulnerability has been resolved: objtool: Fix memory leak in create_static_call_sections() strdup() allocates memory for key_name. We need to release the memory in the following error paths. Add free() to avoid memory leak.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

NVDlinux/linux_kernel5.105.10.173+3
Debianlinux/linux_kernel< 5.10.178-1+3
CVEListV5linux/linux1e7e47883830aae5e8246a22ca2fc6883c61acdfa1368eaea058e451d20ea99ca27e72d9df0d16dd+5
debiandebian/linux< linux 6.1.20-1 (bookworm)

Patches

🔴Vulnerability Details

2
OSV
CVE-2023-53423: In the Linux kernel, the following vulnerability has been resolved: objtool: Fix memory leak in create_static_call_sections() strdup() allocates memor2025-09-18
GHSA
GHSA-2c3f-fwwh-c3v4: In the Linux kernel, the following vulnerability has been resolved: objtool: Fix memory leak in create_static_call_sections() strdup() allocates mem2025-09-18

📋Vendor Advisories

2
Red Hat
kernel: objtool: Fix memory leak in create_static_call_sections()2025-09-18
Debian
CVE-2023-53423: linux - In the Linux kernel, the following vulnerability has been resolved: objtool: Fi...2023
CVE-2023-53423 — Linux vulnerability | cvebase