PT-2025-54111 · Linux · Linux Kernel

Published 2025-12-30 · Updated 2025-12-30 · CVE-2022-50875

Positive Technologies (AI Summary)

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

Description A flaw exists in the Linux kernel related to overlay functionality. A null pointer dereference can occur in the find dup cset node entry() and find dup cset prop() functions when kmalloc() fails to allocate memory within kasprintf(), resulting in NULL pointers being used in strcmp().

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

Exploit

Related Identifiers

CVE-2022-50875

Affected Products

Linux Kernel

References · 17

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50875.json · Exploit
• https://osv.dev/vulnerability/CVE-2022-50875 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-50875 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2022-50875 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2022-50875 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2022-50875 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2022-50875 · Security Note
• https://ubuntu.com/security/CVE-2022-50875 · Vendor Advisory
• https://git.kernel.org/stable/c/ee9d7a0e754568180a2f8ebc4aad226278a9116f · Note
• https://git.kernel.org/linus/ee9d7a0e754568180a2f8ebc4aad226278a9116f · Note
• https://git.kernel.org/stable/c/9ec5781879b4535ad59b5354b385825378e45618 · Note
• https://git.kernel.org/stable/c/71d88c7453ec3d2ceff98e18ce4d6354abd3b5b6 · Note
• https://git.kernel.org/stable/c/ab5bb7bbacf531de8e32912cc2e21f906113cee8 · Note
• https://twitter.com/CVEnew/status/2005993826658443525 · Twitter Post
• https://git.kernel.org/stable/c/2b4af99b44861646013821019dd13a4ac48c0219 · Note