01 Record

CVE-2026-31748

comedi: me_daq: Fix potential overrun of firmware buffer

UnratedPUBLISHEDCNA: Linux

CNA base scoreUnratedNo CNA CVSS vector

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02 Description

comedi: me_daq: Fix potential overrun of firmware buffer

03 Exploitation and scoring

Exploitation: Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision: Not assessed by CISA
EPSS probability: 0.13% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 3.0% of scored records. A rank, not a probability.
NVD base score: 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD analysis status: Analyzed. NVD last modified this record on 2026-06-17.
Red Hat severity: No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published

2026-05-01 14:14Z4 MO AGO

Last updated

2026-05-11 22:15Z3 MO AGO

Reserved

2026-03-09

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

CWE-787Out-of-bounds WriteBase
CWE-1284Improper Validation of Specified Quantity in InputBase

Data version

5.2

Document digest

c4a54d0557f5a30796777a9d297b96d93dbfcb518e2482b8bf3fa74abded8692

05 Affected products

VendorProductVersionsPlatforms

LinuxLinux85acac61096f946a78cf0c4b65f7cebe580693b6 to < 2fc25a4c2e055cd42ea39a1b42c89bfef70e0319, 85acac61096f946a78cf0c4b65f7cebe580693b6 to < 9f39fa07259eb342908e4aa0271dee038a8ce4f8, 85acac61096f946a78cf0c4b65f7cebe580693b6 to < f3f8ec00cfb8d8e826e30b1138a56355b88e9ba8, 85acac61096f946a78cf0c4b65f7cebe580693b6 to < c16ac4e173a05011437a2d868f70cc415339065a, 85acac61096f946a78cf0c4b65f7cebe580693b6 to < 1bf8761eb59e94bf7b8c17b2a1ee48f14378b172, 85acac61096f946a78cf0c4b65f7cebe580693b6 to < a47ae40339c1048f519df33ff8840731720f57cb, 85acac61096f946a78cf0c4b65f7cebe580693b6 to < c8c607a77aab783f2e38cc2e0f24aa6c8f6d200b, 85acac61096f946a78cf0c4b65f7cebe580693b6 to < cc797d4821c754c701d9714b58bea947e31dbbe0, 2.6.29—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/2fc25a4c2e055cd42ea39a1b42c89bfef70e0319
git.kernel.orghttps://git.kernel.org/stable/c/9f39fa07259eb342908e4aa0271dee038a8ce4f8
git.kernel.orghttps://git.kernel.org/stable/c/f3f8ec00cfb8d8e826e30b1138a56355b88e9ba8
git.kernel.orghttps://git.kernel.org/stable/c/c16ac4e173a05011437a2d868f70cc415339065a
git.kernel.orghttps://git.kernel.org/stable/c/1bf8761eb59e94bf7b8c17b2a1ee48f14378b172
git.kernel.orghttps://git.kernel.org/stable/c/a47ae40339c1048f519df33ff8840731720f57cb
git.kernel.orghttps://git.kernel.org/stable/c/c8c607a77aab783f2e38cc2e0f24aa6c8f6d200b
git.kernel.orghttps://git.kernel.org/stable/c/cc797d4821c754c701d9714b58bea947e31dbbe0

01 Record index

CVE-2026-31748

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2026-31748

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References