01 Record

CVE-2026-31405

media: dvb-net: fix OOB access in ULE extension header tables

CriticalPUBLISHEDCNA: Linux

CNA base score9.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

View raw JSON

02 Description

media: dvb-net: fix OOB access in ULE extension header tables

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: 0.55% probability of exploitation activity in the next 30 days.
EPSS percentile: Ranks above 43.8% of scored records. A rank, not a probability.
NVD base score: 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status: Analyzed. NVD last modified this record on 2026-07-24.
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

2026-04-06 07:33Z5 MO AGO

Last updated

2026-08-05 12:22Z1 MO AGO

Reserved

2026-03-09

Assigning CNA

Linux

Record state

PUBLISHED

Severity

Critical (CVSS 9.8)

CNA CVSS vector

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

Weaknesses

CWE-125Out-of-bounds ReadBase
CWE-1285Improper Validation of Specified Index, Position, or Offset in InputBase

Data version

5.2

Document digest

bc8730067d2dad332873db5d70a2fb720ff20f4bf955dec83a00a7a9e9b4fdbb

05 Affected products

VendorProductVersionsPlatforms

LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < e51238718217c4abdb3ccc3b0c0cde265c7ec629, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < b2bd2ee73b697c177157bba534e1b1064c2e66a0, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 29ef43ceb121d67b87f4cbb08439e4e9e732eff8, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 1a6da3dbb9985d00743073a1cc1f96e59f5abc30, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 145e50c2c700fa52b840df7bab206043997dd18e, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 8bde543d2a5f935ba2a6a6325a2e02f8a9256fbe, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < f2b65dcb78c8990e4c68a906627433be1fe38a92, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 24d87712727a5017ad142d63940589a36cd25647, 2.6.12—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/e51238718217c4abdb3ccc3b0c0cde265c7ec629
git.kernel.orghttps://git.kernel.org/stable/c/b2bd2ee73b697c177157bba534e1b1064c2e66a0
git.kernel.orghttps://git.kernel.org/stable/c/29ef43ceb121d67b87f4cbb08439e4e9e732eff8
git.kernel.orghttps://git.kernel.org/stable/c/1a6da3dbb9985d00743073a1cc1f96e59f5abc30
git.kernel.orghttps://git.kernel.org/stable/c/145e50c2c700fa52b840df7bab206043997dd18e
git.kernel.orghttps://git.kernel.org/stable/c/8bde543d2a5f935ba2a6a6325a2e02f8a9256fbe
git.kernel.orghttps://git.kernel.org/stable/c/f2b65dcb78c8990e4c68a906627433be1fe38a92
git.kernel.orghttps://git.kernel.org/stable/c/24d87712727a5017ad142d63940589a36cd25647

01 Record index

CVE-2026-31405

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2026-31405

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References