CVE-2023-53435Missing Release of Memory after Effective Lifetime in Linux

Severity
5.5MEDIUMNVD
EPSS
0.0%
top 95.77%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedSep 18

Description

In the Linux kernel, the following vulnerability has been resolved: cassini: Fix a memory leak in the error handling path of cas_init_one() cas_saturn_firmware_init() allocates some memory using vmalloc(). This memory is freed in the .remove() function but not it the error handling path of the probe. Add the missing vfree() to avoid a memory leak, should an error occur.

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_kernel2.6.284.14.316+7
Debianlinux/linux_kernel< 5.10.191-1+3
CVEListV5linux/linuxfcaa40669cd798ca2ac0d15441e8a1d1145f2b1611c0ed097a874156957b515d0ba7e356142eab87+8
debiandebian/linux< linux 6.1.37-1 (bookworm)

Patches

🔴Vulnerability Details

2
OSV
CVE-2023-53435: In the Linux kernel, the following vulnerability has been resolved: cassini: Fix a memory leak in the error handling path of cas_init_one() cas_saturn2025-09-18
GHSA
GHSA-qjh2-vwwm-cqj6: In the Linux kernel, the following vulnerability has been resolved: cassini: Fix a memory leak in the error handling path of cas_init_one() cas_satu2025-09-18

📋Vendor Advisories

2
Red Hat
kernel: cassini: Fix a memory leak in the error handling path of cas_init_one()2025-09-18
Debian
CVE-2023-53435: linux - In the Linux kernel, the following vulnerability has been resolved: cassini: Fi...2023
CVE-2023-53435 — Linux vulnerability | cvebase