01 Record

CVE-2026-31602

ALSA: ctxfi: Limit PTP to a single page

HighPUBLISHEDCNA: Linux

CNA base score7.8 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

View raw JSON

02 Description

ALSA: ctxfi: Limit PTP to a single page

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 3.2% 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: Modified. 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

2026-04-24 14:42Z4 MO AGO

Last updated

2026-08-05 12:23Z1 MO AGO

Reserved

2026-03-09

Assigning CNA

Linux

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

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

Weaknesses

CWE-788Access of Memory Location After End of BufferBase

Data version

5.2

Document digest

245b95bded4168e7fd18fb2ececea7ec9413b0f1638ff92bb58ba027aa5b3547

05 Affected products

VendorProductVersionsPlatforms

LinuxLinux391e69143d0a05f960e3ab39a8c26b7b230bb8a9 to < c5908160e17cb56e1f61fbaee08adc21083f4933, 391e69143d0a05f960e3ab39a8c26b7b230bb8a9 to < de8016fb0904d68ac886e375069535996baa42ee, 391e69143d0a05f960e3ab39a8c26b7b230bb8a9 to < 2b4331c08c0b385598b4d8ccd71e93ab3f4b2578, 391e69143d0a05f960e3ab39a8c26b7b230bb8a9 to < 452894005b4abe141b11fe01e7bfe152e6d3860f, 391e69143d0a05f960e3ab39a8c26b7b230bb8a9 to < 365c36e1a126c6aa1aecedd3a351bcabc66f0c29, 391e69143d0a05f960e3ab39a8c26b7b230bb8a9 to < 3fd0685d7fef68c2d8a04876bcf9eaa0724ad6a5, 391e69143d0a05f960e3ab39a8c26b7b230bb8a9 to < b7f5ecd13cce8c2f8fa5a84c9aab65997142577e, 391e69143d0a05f960e3ab39a8c26b7b230bb8a9 to < ad9011a795407093dcf507f6e5da1828987b4b47, 391e69143d0a05f960e3ab39a8c26b7b230bb8a9 to < e9418da50d9e5c496c22fe392e4ad74c038a94eb, 3.2—

06 References

git.kernel.orghttps://git.kernel.org/stable/c/c5908160e17cb56e1f61fbaee08adc21083f4933
git.kernel.orghttps://git.kernel.org/stable/c/de8016fb0904d68ac886e375069535996baa42ee
git.kernel.orghttps://git.kernel.org/stable/c/2b4331c08c0b385598b4d8ccd71e93ab3f4b2578
git.kernel.orghttps://git.kernel.org/stable/c/452894005b4abe141b11fe01e7bfe152e6d3860f
git.kernel.orghttps://git.kernel.org/stable/c/365c36e1a126c6aa1aecedd3a351bcabc66f0c29
git.kernel.orghttps://git.kernel.org/stable/c/3fd0685d7fef68c2d8a04876bcf9eaa0724ad6a5
git.kernel.orghttps://git.kernel.org/stable/c/b7f5ecd13cce8c2f8fa5a84c9aab65997142577e
git.kernel.orghttps://git.kernel.org/stable/c/ad9011a795407093dcf507f6e5da1828987b4b47
git.kernel.orghttps://git.kernel.org/stable/c/e9418da50d9e5c496c22fe392e4ad74c038a94eb

01 Record index

CVE-2026-31602

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References

02 Records

CVE-2026-31602

02 Description

03 Exploitation and scoring

04 Metadata

05 Affected products

06 References