5.5

CVE-2026-46291: linux

CVSS: 5.5v3.1MediumAnalyzed
AliasesUBUNTU-CVE-2026-46291DEBIAN-CVE-2026-46291
Published 08-06-2026Last modified 19-06-2026

Vulnerability summary

CVE-2026-46291 is a medium (CVSS 5.5) vulnerability in linux. EPSS estimates a 0.12% chance of exploitation in the next 30 days, higher than 1.8% of scored vulnerabilities.

Overall risk
22/100
0100
Low · default modelHow is this calculated?
CVSS score
5.5/10
010
Medium · v3.1 (NVD)
EPSS score
0.12%
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

Timeline

  1. 08-06-2026
    PublishedVulnerability first disclosed.
  2. 19-06-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel, the following vulnerability has been resolved: crypto: caam - guard HMAC key hex dumps in hash_digest_key Use print_hex_dump_devel() for dumping sensitive HMAC key bytes in hash_digest_key() to avoid leaking secrets at runtime when CONFIG_DYNAMIC_DEBUG is enabled.

CVSS metrics

3 scores · 3 sources · 1 version

EPSS trend

Probability

0.12%

Chance of exploitation in the next 30 days

Percentile

2%

Versus all other CVEs

30-day change

0.00 pp

From 0.12% on 19-09-2026

19-09-202619-10-2026
EPSS score
0.12%

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

Ubuntu166 products
  • linuxAll versions (No fix recorded) | < 5.15.0-198.208 | < 6.8.0-136.136 | < 7.0.0-28.28
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-awsAll versions (No fix recorded) | < 5.15.0-1117.124 | < 6.8.0-1061.64 | < 7.0.0-1009.9
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
Linux2 products
  • linux≥ 045e36780f11523e26d1e4a8c78bdc57f4003bd0, < e8e72fdf47bd5ef7abe642b034c6178a61a8580a | ≥ 045e36780f11523e26d1e4a8c78bdc57f4003bd0, < cd849c07b8d706425e60a4dfcef54b7b67c967ce | ≥ 045e36780f11523e26d1e4a8c78bdc57f4003bd0, < a9207798fe619cbc85c8744a9b9e2af1db2b6e1a | ≥ 045e36780f11523e26d1e4a8c78bdc57f4003bd0, < 2adbfca7452eeac45117b8e803288a2767f7075f | ≥ 045e36780f11523e26d1e4a8c78bdc57f4003bd0, < c7e52fe3f7901ccb9cd29b3f7c683d809ba87e48 | ≥ 045e36780f11523e26d1e4a8c78bdc57f4003bd0, < 5cffe3c136891aa4d579bf5c079a68f7cb371b0c | ≥ 045e36780f11523e26d1e4a8c78bdc57f4003bd0, < b8f12d9b00c1950779e5679b9c13908584682bb6 | ≥ 045e36780f11523e26d1e4a8c78bdc57f4003bd0, < 177730a273b18e195263ed953853273e901b5064 | 3.6
  • linux_kernel≥ 3.6, < 5.10.259 | ≥ 5.11, < 5.15.210 | ≥ 5.16, < 6.1.176 | ≥ 6.2, < 6.6.140 | ≥ 6.7, < 6.12.88 | ≥ 6.13, < 6.18.30 | ≥ 6.19, < 7.0.7
Debian1 product
  • linux< 6.1.176-1 | < 6.12.88-1 | < 7.0.7-1

3 vendors · 169 products

References

44 links
Show all 44 references