Linux Kernel BPF usdt.c parse_usdt_arg memory leak

Description

A vulnerability was found in Linux Kernel. It has been rated as problematic. This issue affects the function parse_usdt_arg of the file tools/lib/bpf/usdt.c of the component BPF. The manipulation of the argument reg_name leads to memory leak. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211031.

Scores

EPSS (exploitation in 30 days)

0.41% · top 64% of all CVEs (6 Nov 2026)

CISA SSVC

Exploitation: none · Automatable: no · Technical impact: partial

The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.5.

Weakness

• CWE-404 Denial of Service -> CWE-401 Memory Leak (opens in a new tab)All about CWE-404 and its CVEs

Affected products

• Linux · Kernel

  • affected n/a

References (2)

• https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=0dc9254e03704c75f2ebc9cbef2ce4de83fba603 (opens in a new tab)x_transferred
• https://vuldb.com/?id.211031 (opens in a new tab)x_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2022-3533](https://trackcve.app/badge/CVE-2022-3533.svg)](https://trackcve.app/cve/CVE-2022-3533)

Record last updated 15 Apr 2025, 13:43 UTC.