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 repeatedly unmapping the failed one.

CVSS 3.1

10.0CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

EPSS

0.8% chance of exploitation in the next 30 days; higher than 54% of CVEs (scores of 2026-10-25)

Published

2026-08-15

Modified

2026-10-16

Record from

the NVD, synced 2026-10-19

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

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