- 5.1MediumCVSS base score
- 0.96%Exploitation in 30 daysEPSS · top 38% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
Published
- 4 years later
· 4 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
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 (11 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.
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
References8
- 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)
- EUVD EUVD-2022-42900 (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://cveledger.app/cve/CVE-2022-3534)Record last updated .