CVE-2022-50235 — Out-of-bounds Write in Linux

CWE-787 — Out-of-bounds WriteCWE-805 — Buffer Access with Incorrect Length Value5 documents5 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 95.67%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedSep 15

Description

In the Linux kernel, the following vulnerability has been resolved: NFSD: Protect against send buffer overflow in NFSv2 READDIR Restore the previous limit on the @count argument to prevent a buffer overflow attack.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages4 packages

▶NVDlinux/linux_kernel5.15.12 — 5.15.75+3
▶Debianlinux/linux_kernel< 5.10.221-1+3
▶CVEListV5linux/linux9e291a6a28d32545ed2fd959a8165144d1724df1 — 0e57d696f60dee6117a8ace0cac7c5761d375277+5
▶debiandebian/linux< linux 6.0.3-1 (bookworm)

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

2
OSV
CVE-2022-50235: In the Linux kernel, the following vulnerability has been resolved: NFSD: Protect against send buffer overflow in NFSv2 READDIR Restore the previous l↗2025-09-15
▶
GHSA
GHSA-m9fv-443w-2xhw: In the Linux kernel, the following vulnerability has been resolved: NFSD: Protect against send buffer overflow in NFSv2 READDIR Restore the previous↗2025-09-15
▶

📋Vendor Advisories

2
Red Hat
kernel: NFSD: Protect against send buffer overflow in NFSv2 READDIR↗2025-09-15
▶
Debian
CVE-2022-50235: linux - In the Linux kernel, the following vulnerability has been resolved: NFSD: Prote...↗2022
▶
CVE-2022-50235 — Out-of-bounds Write in Linux | cvebase