7.8

CVE-2026-64133: linux Out-of-bounds Read

CVSS: 7.8v3.1HighModified
AliasesUBUNTU-CVE-2026-64133DEBIAN-CVE-2026-64133
Published 19-07-2026Last modified 19-10-2026
Open JSON

Vulnerability summary

CVE-2026-64133 is a high (CVSS 7.8) Out-of-bounds Read vulnerability in linux. EPSS estimates a 0.13% chance of exploitation in the next 30 days, higher than 2.2% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.1 (CVE.org)
EPSS score
0.13%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 43 · Related 43
OPENSUSE-SU-2026:21910-1SUSE-SU-2026:23477-1SUSE-SU-2026:23481-1SUSE-SU-2026:23528-1SUSE-SU-2026:23529-1SUSE-SU-2026:23881-1

Timeline

  1. 19-07-2026
    PublishedVulnerability first disclosed.
  2. 19-10-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: asihpi: Fix potential OOB array access at reading cache find_control() to retrieve a cached info accesses the array with the given index blindly, which may lead to an OOB array access. Add a sanity check for avoiding it.

CVSS metrics

4 scores · 4 sources · 1 version

EPSS trend

Probability

0.13%

Chance of exploitation in the next 30 days

Percentile

2%

Versus all other CVEs

30-day change

0.00 pp

From 0.13% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.13%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Ubuntu167 products
  • linuxAll versions (No fix recorded) | < 5.15.0-186.196 | < 6.8.0-139.139 | < 7.0.0-28.28
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-awsAll versions (No fix recorded) | < 5.15.0-1112.119 | < 6.8.0-1064.67 | < 7.0.0-1009.9
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
Linux2 products
  • linux≥ 719f82d3987aad4cc9f46d19c35f362672545cad, < e060e21fe9cca1e5eafd8a1c597026577771e8d9 | ≥ 719f82d3987aad4cc9f46d19c35f362672545cad, < 34d0d492a2812b9289af14bca3573a89275965b2 | ≥ 719f82d3987aad4cc9f46d19c35f362672545cad, < ffa29cea7bf9a4ef2ea8084967f142e0301ac670 | ≥ 719f82d3987aad4cc9f46d19c35f362672545cad, < 7b6f8c8eb93f02a74b1de8e521c0952af10d1f43 | ≥ 719f82d3987aad4cc9f46d19c35f362672545cad, < 8778386e4387b28f2bf8425d7ffc667c6294457f | ≥ 719f82d3987aad4cc9f46d19c35f362672545cad, < 61c5017c64e2ac9e10b70b14b17a079dbc0a805f | ≥ 719f82d3987aad4cc9f46d19c35f362672545cad, < 7d107239935793995bdc6cf29bb99e180bde4c28 | ≥ 719f82d3987aad4cc9f46d19c35f362672545cad, < 7b7d6572145c1dab2dd9bfb550b188e5f0ff3c3f | 2.6.35
  • linux_kernel≥ 2.6.35, < 5.10.258 | ≥ 5.11, < 5.15.209 | ≥ 5.16, < 6.1.175 | ≥ 6.2, < 6.6.142 | ≥ 6.7, < 6.12.92 | ≥ 6.13, < 6.18.34 | ≥ 6.19, < 7.0.11 | 7.1:rc1 | 7.1:rc2 | 7.1:rc3 | 7.1:rc4
Debian1 product
  • linux< 6.1.176-1 | < 6.12.94-1 | < 7.0.12-1

3 vendors · 170 products

References

45 links
Show all 45 references