PT-2024-8004 · Linux+1 · Linux Kernel+1

Published 2024-08-26 · Updated 2025-09-29 · CVE-2024-46696

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 (UAF) vulnerability in the nfsd4 cb getattr release() function of the Network File System (NFS) module in the Linux kernel. This vulnerability may allow an attacker to impact the confidentiality, integrity, and availability of protected information. The vulnerability occurs when the delegation reference is dropped, and the fields embedded in it are no longer safe to access.

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-2024-13260

BDU:2024-09521

CVE-2024-46696

Affected Products

Alt Linux

Linux Kernel

References · 19

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/46xxx/CVE-2024-46696.json · Exploit
• https://osv.dev/vulnerability/UBUNTU-CVE-2024-46696 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-46696 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2024-46696 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-46696 · Security Note
• https://osv.dev/vulnerability/CVE-2024-46696 · Vendor Advisory
• https://git.kernel.org/stable/c/1116e0e372eb16dd907ec571ce5d4af325c55c10 · Patch
• https://git.kernel.org/stable/c/e0b66698a5ae41078f7490e8b3527013f5fccd6c · Patch
• https://bdu.fstec.ru/vul/2024-09521 · Security Note
• https://osv.dev/vulnerability/BELL-CVE-2024-46696 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2024-46696 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2024-46696 · Vendor Advisory
• https://lore.kernel.org/linux-cve-announce/2024091340-CVE-2024-46696-a8c1@gregkh · Note
• https://git.kernel.org/linus/1116e0e372eb16dd907ec571ce5d4af325c55c10 · Note
• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git · Note