PT-2022-7680 · Linux · Linux Kernel

Yuehaibing · Published 2022-12-06 · Updated 2024-10-24 · CVE-2022-48964

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 ravb rx gbeth() function. This occurs because the skb is delivered to napi gro receive(), which may free it. After this call, dereferencing skb can trigger a use-after-free condition. This vulnerability 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

BDU:2024-09784

CVE-2022-48964

Affected Products

Linux Kernel

References · 17

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/48xxx/CVE-2022-48964.json · Exploit
• https://git.kernel.org/stable/c/e63c681494dcc0527c625a0a4f59bf10259f5ee0 · Patch
• https://cve.org/CVERecord?id=CVE-2022-48964 · Security Note
• https://bdu.fstec.ru/vul/2024-09784 · Security Note
• https://osv.dev/vulnerability/CVE-2022-48964 · Vendor Advisory
• https://ubuntu.com/security/CVE-2022-48964 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-48964 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-48964 · Vendor Advisory
• https://git.kernel.org/stable/c/5a5a3e564de6a8db987410c5c2f4748d50ea82b8 · Patch
• https://security-tracker.debian.org/tracker/CVE-2022-48964 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-48964 · Vendor Advisory
• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git · Note
• https://git.kernel.org/linus/5a5a3e564de6a8db987410c5c2f4748d50ea82b8 · Note
• https://kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0.13 · Note
• https://lore.kernel.org/linux-cve-announce/2024102143-CVE-2022-48964-8230@gregkh · Note