PT-2022-7679 · Linux+4 · Linux Kernel+4

Liu Jian · Published 2022-12-06 · Updated 2025-09-29 · CVE-2022-48962

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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

Description The issue is related to a potential use-after-free in the hisi femac rx() function. This occurs because the skb is delivered to napi gro receive(), which may free it. After this, dereferencing skb may trigger a use-after-free. The exploitation of this issue may allow an attacker to impact the confidentiality, integrity, and availability of protected information.

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

Exploit

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

ALSA-2025_16880

ALT-PU-2023-1066

BDU:2024-09783

CVE-2022-48962

OESA-2024-2370

OESA-2024-2371

OPENSUSE-SU-2024_3983-1

OPENSUSE-SU-2024_3985-1

OPENSUSE-SU-2024_4131-1

OPENSUSE-SU-2024_4140-1

SUSE-SU-2024:3983-1

SUSE-SU-2024:3985-1

SUSE-SU-2024:4081-1

SUSE-SU-2024:4082-1

SUSE-SU-2024:4100-1

SUSE-SU-2024:4103-1

SUSE-SU-2024:4131-1

SUSE-SU-2024:4140-1

SUSE-SU-2024:4364-1

SUSE-SU-2025:0034-1

Affected Products

Alt Linux

Astra Linux

Linux Kernel

Red Os

Suse

References · 1153

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48962.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2022-48995 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-49954 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-50083 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2022-49021 · Security Note
• https://cve.org/CVERecord?id=CVE-2022-48962 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2024:3985-1 · Vendor Advisory
• https://git.kernel.org/stable/c/4640177049549de1a43e9bc49265f0cdfce08cfd · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2024-49860 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-49882 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-47660 · Security Note
• https://git.kernel.org/stable/c/e71a46cc8c9ad75f3bb0e4b361e81f79c0214cca · Patch
• https://git.kernel.org/stable/c/8595a2db8eb0ffcbb466eb9f4a7507a5ba06ebb9 · Patch
• https://safe-surf.ru/specialists/bulletins-nkcki/719533 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-49881 · Security Note