PT-2025-18826 · Linux+3 · Linux Kernel+3

Published 2025-05-02 · Updated 2026-01-28 · CVE-2023-53062

Positive Technologies (AI Summary)

CVSS v2.0

7.7

High

Base vector

AV:A/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A issue in the Linux kernel has been identified where the packet length retrieved from a descriptor may be larger than the actual socket buffer length. This can cause the cloned socket buffer (skb) passed up the network stack to leak kernel memory contents. The problem is specifically related to the smsc95xx driver in the net: usb component.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Leak

Buffer Overflow

Weakness Enumeration

CWE-401

CWE-120

Related Identifiers

BDU:2025-12417

CVE-2023-53062

OESA-2025-1726

SUSE-SU-2025:01918-1

SUSE-SU-2025:01966-1

SUSE-SU-2025:01983-1

SUSE-SU-2025:02173-1

SUSE-SU-2025:02262-1

SUSE-SU-2025:2173-1

SUSE-SU-2025_01983-1

SUSE-SU-2025_02173-1

SUSE-SU-2025_02262-1

Affected Products

Astra Linux

Linux Kernel

Red Os

Suse

References · 674

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53062.json · Exploit
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-53062 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-12417 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-50203 · Security Note
• https://git.kernel.org/stable/c/ba6c40227108f8ee428e42eb0337b48ed3001e65 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-50080 · Security Note
• https://osv.dev/vulnerability/CVE-2023-53062 · Vendor Advisory
• https://git.kernel.org/stable/c/ff821092cf02a70c2bccd2d19269f01e29aa52cf · Patch
• https://git.kernel.org/stable/c/e041bef1adee02999cf24f9a2e15ed452bc363fe · Patch
• https://git.kernel.org/stable/c/70eb25c6a6cde149affe8a587371a3a8ad295ba0 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2023-53062 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-53053 · Security Note
• https://cve.org/CVERecord?id=CVE-2023-53062 · Security Note
• https://ubuntu.com/security/CVE-2023-53062 · Vendor Advisory
• https://git.kernel.org/stable/c/33d1603a38e05886c538129ddfe00bd52d347e7b · Patch