CVE-2026-64553: linux

CVSS: UnknownReceived
AliasesUBUNTU-CVE-2026-64553DEBIAN-CVE-2026-64553
Published 27-07-2026Last modified 17-08-2026
Open JSON

Vulnerability summary

CVE-2026-64553 is a vulnerability in linux with no CVSS score yet. EPSS estimates a 0.18% chance of exploitation in the next 30 days, higher than 6.8% of scored vulnerabilities.

Overall risk
0/100
0100
Minimal · default modelHow is this calculated?
CVSS score
Not scored
010
No CVSS score recorded
EPSS score
0.18%
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 29 · Related 27
MGASA-2026-0336MGASA-2026-0337OPENSUSE-SU-2026:11476-1OPENSUSE-SU-2026:21910-1SUSE-SU-2026:23477-1SUSE-SU-2026:23481-1

Timeline

  1. 27-07-2026
    PublishedVulnerability first disclosed.
  2. 17-08-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel, the following vulnerability has been resolved: net: psample: fix info leak in PSAMPLE_ATTR_DATA psample open codes nla_put() presumably to avoid wiping the data with 0s just to override it with packet data. This open coding is missing clearing the pad, however, each netlink attr is padded to 4B and data_len may not be divisible by 4B.

CVSS metrics

Risk metrics not yet published.

EPSS trend

Probability

0.18%

Chance of exploitation in the next 30 days

Percentile

7%

Versus all other CVEs

30-day change

0.00 pp

From 0.18% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.18%

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

No weakness data has been published for this record.

Affected systems

Ubuntu168 products
  • linuxAll versions (No fix recorded) | < 5.15.0-198.208 | < 6.8.0-147.147 | < 7.0.0-38.38
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-awsAll versions (No fix recorded) | < 5.15.0-1117.124 | < 6.8.0-1067.70 | < 7.0.0-1014.14
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
Debian2 products
  • linux< 6.1.180-1 | < 6.12.100-1 | < 7.1.5-1
  • linux-6.12< 6.12.100-1~deb12u1
Linux1 product
  • linux≥ 6ae0a6286171154661b74f7f550f9441c6008424, < 0d3ea2ccddda442077fc44f11d873209c97ec50b | ≥ 6ae0a6286171154661b74f7f550f9441c6008424, < 7fe7e6949964aa8ee6305f09db2dc9eede977bb3 | ≥ 6ae0a6286171154661b74f7f550f9441c6008424, < e2fa322782a2d7d8078f7bb20817e0aa9f7c32e9 | ≥ 6ae0a6286171154661b74f7f550f9441c6008424, < befe1ebe7fc2c65c80074bc34ceeb0a721ed3cd2 | ≥ 6ae0a6286171154661b74f7f550f9441c6008424, < 48930f6c59fd0056c2de46ce52bfe27d9c9e5eb6 | ≥ 6ae0a6286171154661b74f7f550f9441c6008424, < a6cfb924ad74efce254e99c197d2e3863de70868 | ≥ 6ae0a6286171154661b74f7f550f9441c6008424, < 794a0d8bdbb39e083ed42caccb86d687a9b53570 | ≥ 6ae0a6286171154661b74f7f550f9441c6008424, < aedd02af1f8b0bceb7f42f5a21c41634ca9ed390 | 4.11

3 vendors · 171 products

References

27 links
Show all 27 references