CVE-2026-74279
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.51%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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 3.1
- 10.0 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- EPSS
- 0.51% probability · 42th percentile
- CISA KEV
- Not listed
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
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/3b8a1e1f4e4071a62b20374028744e8cc8310d48
- https://git.kernel.org/stable/c/8afd1007ef79898a6e010eaade97097e49405fce
- https://git.kernel.org/stable/c/9dbf173bd32d5f81b005008b682bfb50aa093455
- https://git.kernel.org/stable/c/d319b83b97b3585550d9ae592dfa78c755b6129e
- https://git.kernel.org/stable/c/fb4d57b83356d4bd411b45ede3024e0ff42c9b5e
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.