Vulnerability Intelligence Report
crypto: marvell/octeontx - fix DMA cleanup using wrong loop index
CVE-2026-74280
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.
No Active Exploit Signals
CVSS Base Score
10.0
CRITICAL
Exploitability:3.9
Impact Score:6.1
EPSS Probability:0.21%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
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SSVC Action
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Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| Linux | Linux | 10b4f09491bfeb0b298cb2f49df585510ee6189a < 97f150ba3e372256eabb93bd80c2cf3740077fb5 (affected), 10b4f09491bfeb0b298cb2f49df585510ee6189a < 8a0db9fad3c97e6447a92417cb95d7c55eaa9530 (affected), 10b4f09491bfeb0b298cb2f49df585510ee6189a < 8d301e5a51173ba56ce4f632a2a33bf6b14b0fcf (affected), 10b4f09491bfeb0b298cb2f49df585510ee6189a < ed374dbc70c10c4a864414b3d9c257faec8fd485 (affected), 10b4f09491bfeb0b298cb2f49df585510ee6189a < 6c721a3e43344f8560ee4ef506fc1f72b4646dcd (affected), 10b4f09491bfeb0b298cb2f49df585510ee6189a < 5f99a396f706afc749448659d1565991330e4f71 (affected), 10b4f09491bfeb0b298cb2f49df585510ee6189a < acff30cfc0d72465b51b0bfdf019f1cb54e15314 (affected), 10b4f09491bfeb0b298cb2f49df585510ee6189a < 7891c64c0520519782470ba29bac8a5761e295d8 (affected) |
| Linux | Linux | 5.7 (affected), 0 < 5.7 (unaffected), 5.10.261 <= 5.10.* (unaffected), 5.15.212 <= 5.15.* (unaffected), 6.1.178 <= 6.1.* (unaffected), 6.6.145 <= 6.6.* (unaffected), 6.12.97 <= 6.12.* (unaffected), 6.18.40 <= 6.18.* (unaffected), 7.1.5 <= 7.1.* (unaffected), 7.2 <= * (unaffected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.210%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | kernel.org · Vendor · USA |
| Reserved | 2026-08-15T05:44:03 |
| Published | 2026-08-15T05:57:50 |
| Last Updated | 2026-08-17T05:45:21 |
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