CVE-2024-46741misc: fastrpc: Fix double free of 'buf' in error path
- 7.8HighCVSS base score
- 0.24%Exploitation in 30 daysEPSS · top 84% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: Fix double free of 'buf' in error path smatch warning: drivers/misc/fastrpc.c:1926 fastrpc_req_mmap() error: double free of 'buf' In fastrpc_req_mmap() error path, the fastrpc buffer is freed in fastrpc_req_munmap_impl() if unmap is successful. But in the end, there is an unconditional call to fastrpc_buf_free(). So the above case triggers the double free of fastrpc buf.
Timeline
ID reserved
By Linux
- 7 days later
· 7 days later
Published
- 24 months later
· 24 months 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 |
|---|---|---|---|
| LinuxCNA (assigner) | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.24% · top 84% of all CVEs (15 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: High 7.8.
Affected products
- affected 13327ed95222e70fa98805382b65636b872d87cb – < 4753cc37b6606ef9a7ec22861d380d45e2707f9a
- affected 72fa6f7820c4cf96c5f7aabc4e54bdf52d1e2ac2 – < f77dc8a75859e559f3238a6d906206259227985e
- affected 72fa6f7820c4cf96c5f7aabc4e54bdf52d1e2ac2 – < bfc1704d909dc9911a558b1a5833d3d61a43a1f2
- affected 72fa6f7820c4cf96c5f7aabc4e54bdf52d1e2ac2 – < e8c276d4dc0e19ee48385f74426aebc855b49aaf
- affected 911737ad0c860251f640a05feb75f9dc7e41f0d7
- affected b10e064ca0f708c4b4401ac5eab0f76cf7cec93d
- affected 5.10.267 – < 5.11
- affected 5.15.218 – < 5.16
- affected 6.2
- unaffected < 6.2
- unaffected 6.6.51 – ≤ 6.6.*
- unaffected 6.10.10 – ≤ 6.10.*
- unaffected 6.11 – ≤ *
References
References4
- https://git.kernel.org/stable/c/4753cc37b6606ef9a7ec22861d380d45e2707f9a (opens in a new tab)
- https://git.kernel.org/stable/c/f77dc8a75859e559f3238a6d906206259227985e (opens in a new tab)
- https://git.kernel.org/stable/c/bfc1704d909dc9911a558b1a5833d3d61a43a1f2 (opens in a new tab)
- https://git.kernel.org/stable/c/e8c276d4dc0e19ee48385f74426aebc855b49aaf (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-2024-42002 (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-2024-46741)Record last updated .