CVE-2026-74279crypto: cavium/cpt - fix DMA cleanup using wrong loop index
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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In the Linux kernel, the following vulnerability has been resolved: crypto: cavium/cpt - fix DMA cleanup using wrong loop index The sg_cleanup error path used list[i] instead of list[j] when unmapping DMA buffers, leaking successfully mapped entries and repeatedly unmapping the failed one.
- CVSS
- 10.0 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Received
- Record last updated
- Oct 16, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Linux Linux linux:linux (from the name) | from c694b233295b99c33dd5ac28aede9f171f5a6862 before 23c6174e48f66fc10b998b0acdb406cb0caf5c80; from c694b233295b99c33dd5ac28aede9f171f5a6862 before 23d3a7e896a1fe2d7a6bcb42f093948b79f8a198; from c694b233295b99c33dd5ac28aede9f171f5a6862 before 28141f95ae93b18f9bfde953cb787fcb151fb9da; from c694b233295b99c33dd5ac28aede9f171f5a6862 before 8afd1007ef79898a6e010eaade97097e49405fce; from c694b233295b99c33dd5ac28aede9f171f5a6862 before 3b8a1e1f4e4071a62b20374028744e8cc8310d48; from c694b233295b99c33dd5ac28aede9f171f5a6862 before fb4d57b83356d4bd411b45ede3024e0ff42c9b5e; from c694b233295b99c33dd5ac28aede9f171f5a6862 before d319b83b97b3585550d9ae592dfa78c755b6129e; from c694b233295b99c33dd5ac28aede9f171f5a6862 before 9dbf173bd32d5f81b005008b682bfb50aa093455 | CNA record |
References
- https://git.kernel.org/stable/c/23c6174e48f66fc10b998b0acdb406cb0caf5c80
- https://git.kernel.org/stable/c/23d3a7e896a1fe2d7a6bcb42f093948b79f8a198
- https://git.kernel.org/stable/c/28141f95ae93b18f9bfde953cb787fcb151fb9da
- https://git.kernel.org/stable/c/8afd1007ef79898a6e010eaade97097e49405fce
- https://git.kernel.org/stable/c/3b8a1e1f4e4071a62b20374028744e8cc8310d48
- https://git.kernel.org/stable/c/fb4d57b83356d4bd411b45ede3024e0ff42c9b5e
- https://git.kernel.org/stable/c/d319b83b97b3585550d9ae592dfa78c755b6129e
- https://git.kernel.org/stable/c/9dbf173bd32d5f81b005008b682bfb50aa093455
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.