CVE-2022-3534
Linux Kernel libbpf btf_dump.c btf_dump_name_dups use after free
- Published
- Updated
- Reserved
- Assigned by
- VulDB
Description
A vulnerability has been found in Linux Kernel up to 5.10.162/5.15.85/6.0.15/6.1.1. The impacted element is the function btf_dump_name_dups of the file tools/lib/bpf/btf_dump.c of the component libbpf. The manipulation leads to use after free. Upgrading to version 5.10.163, 5.15.86, 6.0.16, 6.1.2 and 6.2 is sufficient to resolve this issue. The identifier of the patch is c61650b869e0b6fb0c0a28ed42d928eea969afc8/fbe08093fb2334549859829ef81d42570812597d/8c64a8e76eb85d422af5ec60ccbf26e3ead8c333/a733bf10198eb5bb927890940de8ab457491ed3b/93c660ca40b5d2f7c1b1626e955a8e9fa30e0749. You should upgrade the affected component.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| VulDBCNA (assigner) | 4.0 | Medium5.1 | CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X |
| VulDBCNA (assigner) | 3.1 | Medium5.5 | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C |
| VulDBCNA (assigner) | 3.0 | Medium5.5 | CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C |
| VulDBCNA (assigner) | 2.0 | Medium4.9 | AV:A/AC:M/Au:S/C:P/I:P/A:P/E:ND/RL:OF/RC:C |
| NVDNVD · Modified | 4.0 | Medium5.1 | CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 0.96% · top 38% 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: Medium 5.1.
Weakness
Affected products
- affected 5.10.162
- affected 5.15.0
- affected 5.15.1
- affected 5.15.2
- affected 5.15.3
- affected 5.15.4
- affected 5.15.5
- affected 5.15.6
- affected 5.15.7
- affected 5.15.8
- affected 5.15.9
- affected 5.15.10
- affected 5.15.11
- affected 5.15.12
- affected 5.15.13
- affected 5.15.14
- affected 5.15.15
- affected 5.15.16
- affected 5.15.17
- affected 5.15.18
- affected 5.15.19
- affected 5.15.20
- affected 5.15.21
- affected 5.15.22
- affected 5.15.23
- affected 5.15.24
- affected 5.15.25
- affected 5.15.26
- affected 5.15.27
- affected 5.15.28
- affected 5.15.29
- affected 5.15.30
- affected 5.15.31
- affected 5.15.32
- affected 5.15.33
- affected 5.15.34
- affected 5.15.35
- affected 5.15.36
- affected 5.15.37
- affected 5.15.38
- and 70 more
References (8)
- VDB-211032 | Linux Kernel libbpf btf_dump.c btf_dump_name_dups use after free (opens in a new tab)vdb-entrytechnical-description
- VDB-211032 | CTI Indicators (IOB, IOC, IOA) (opens in a new tab)signaturepermissions-required
- CVE-2022-3534 | CVE Analysis and Report (opens in a new tab)third-party-advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=93c660ca40b5d2f7c1b1626e955a8e9fa30e0749 (opens in a new tab)patchx_transferred
- https://www.kernel.org/ (opens in a new tab)product
- https://vuldb.com/?id.211032 (opens in a new tab)x_transferred
- https://lists.debian.org/debian-lts-announce/2025/04/msg00033.html (opens in a new tab)
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html (opens in a new tab)
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
[](https://trackcve.app/cve/CVE-2022-3534)Record last updated .