CVE-2026-74280 in the critical feed json
crypto: marvell/octeontx - fix DMA cleanup using wrong loop index
published 2026-08-15 2 mo ago modified 2026-08-17 2 mo ago also EUVD-2026-59427
- cvss
- 10.0
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.8%
- EPSS 0.8% chance of exploitation in 30 days, percentile 55%
- public exploits
- 0
- none known
Summary
In the Linux kernel, the following vulnerability has been resolved:
crypto: marvell/octeontx - fix DMA cleanup using wrong loop index
The sg_cleanup path used list[i] instead of list[j] when unmapping DMA buffers, leaking successfully mapped entries and repeatedly unmapping the failed one.
Patch / fix
- Linux Linux 5.10.261, 5.15.212, 6.1.178, 6.6.145, 6.12.97, 6.18.40, 7.1.5, 7.2
- linux Debian 12 6.1.180-1
- linux Debian 13 6.12.100-1
- linux Debian 14 7.1.5-1
debian advisories DEBIAN-CVE-2026-74280
- linux Ubuntu 22.04 LTS 5.15.0-198.208
- linux Ubuntu 24.04 LTS 6.8.0-147.147
- linux Ubuntu 26.04 LTS 7.0.0-38.38
- linux-aws Ubuntu 22.04 LTS 5.15.0-1117.124
- linux-aws Ubuntu 24.04 LTS 6.8.0-1067.70
- linux-aws Ubuntu 26.04 LTS 7.0.0-1014.14
- linux-gcp Ubuntu 22.04 LTS 5.15.0-1118.128
- linux-gcp Ubuntu 24.04 LTS 6.8.0-1071.79
ubuntu advisories UBUNTU-CVE-2026-74280
Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0
- kernel-source Linux Micro 6.0 6.4.0-159998.55.1
- kernel-default Linux Micro 6.0 6.4.0-159998.55.1
- kernel-kvmsmall Linux Micro 6.0 6.4.0-159998.55.1
- kernel-default-base Linux Micro 6.0 6.4.0-159998.55.1.159998.21.42
- kernel-64kb SLE Module for Basesystem 15 SP7 6.4.0-150700.53.90.1
- kernel-syms SLE Module for Development Tools 15 SP7 6.4.0-150700.53.90.1
- kernel-azure SLE Module for Public Cloud 15 SP7 6.4.0-150700.53.90.1
- kernel-source SLE Module for Development Tools 15 SP7, SLE Module for Basesystem 15 SP7 6.4.0-150700.53.90.1
suse advisories SUSE-SU-2026:24550-1SUSE-SU-2026:5091-1
- git.kernel.org/stable/c/97f150ba3e372256eabb93bd80c2cf3740077fb5 commit
- git.kernel.org/stable/c/8a0db9fad3c97e6447a92417cb95d7c55eaa9530 commit
- git.kernel.org/stable/c/8d301e5a51173ba56ce4f632a2a33bf6b14b0fcf commit
- git.kernel.org/stable/c/ed374dbc70c10c4a864414b3d9c257faec8fd485 commit
- git.kernel.org/stable/c/6c721a3e43344f8560ee4ef506fc1f72b4646dcd commit
- git.kernel.org/stable/c/5f99a396f706afc749448659d1565991330e4f71 commit
- git.kernel.org/stable/c/acff30cfc0d72465b51b0bfdf019f1cb54e15314 commit
- git.kernel.org/stable/c/7891c64c0520519782470ba29bac8a5761e295d8 commit
Vendor advisories
What the vendors themselves say about their products: affected, fixed or not affected, and what to do.
red hat product security vex CVE-2026-74280 updated cvss 5.5
kernel: crypto: marvell/octeontx - fix DMA cleanup using wrong loop index
-
Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise Linux 7 perf, kernel, bpftool, kernel-rt, python-perf, kernel-kdump, +8 more Red Hat Enterprise Linux 8 perf, kernel, bpftool, kernel-rt, kernel-core, kernel-tools, +29 more Red Hat Enterprise Linux 9 rv, perf, rtla, kernel, bpftool, libperf, +83 more Red Hat Enterprise Linux 10 kernelnot affected: vulnerable code not present
Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf
Exploit prediction
0.76% chance of exploitation in the next 30 days, higher than 55% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 10.0 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
Affected products
- Linux Linux
Classification
- Technology feeds
References
- git.kernel.org /stable/c/97f150ba3e372256eabb93bd80c2cf3740077fb5
- git.kernel.org /stable/c/8a0db9fad3c97e6447a92417cb95d7c55eaa9530
- git.kernel.org /stable/c/8d301e5a51173ba56ce4f632a2a33bf6b14b0fcf
- git.kernel.org /stable/c/ed374dbc70c10c4a864414b3d9c257faec8fd485
- git.kernel.org /stable/c/6c721a3e43344f8560ee4ef506fc1f72b4646dcd
- git.kernel.org /stable/c/5f99a396f706afc749448659d1565991330e4f71
- git.kernel.org /stable/c/acff30cfc0d72465b51b0bfdf019f1cb54e15314
- git.kernel.org /stable/c/7891c64c0520519782470ba29bac8a5761e295d8
Sources
- CVE List CVE-2026-74280
- NVD CVE-2026-74280
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.