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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Linux | Kernel | — | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | libbpf | 1.1.0-1 | — |
| Debian 13 | libbpf | 1.1.0-1 | — |
| Debian 12 | libbpf | 1.1.0-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | libbpf | 0.5.0-1ubuntu22.04.1 | USN-5759-1 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 2 (CBL-Mariner) | kernel | 5.15.122.1-2 | — |
Advisories 2
- USN-5759-1 libbpf vulnerabilities Ubuntu Security Notices (USN) · Jul 30, 2026
- WID-SEC-2022-1761 Linux Kernel: Mehrere Schwachstellen BSI CERT-Bund (WID) · Feb 18, 2026