5.5

CVE-2026-46077: crypto: atmel-tdes - fix DMA sync direction

Undergoing analysis
AliasesUBUNTU-CVE-2026-46077DEBIAN-CVE-2026-46077
Published 27-05-2026Last modified 14-06-2026

Vulnerability summary

CVE-2026-46077 is a medium (CVSS 5.5) vulnerability in linux. EPSS estimates a 0.12% chance of exploitation in the next 30 days, higher than 2% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 5.5, local access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
5.5/10
010
Medium · v3.1 (NVD)
EPSS score
0.12%
0%100%
Low · -0.04 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 46 · Related 46
OPENSUSE-SU-2026:10954-1OPENSUSE-SU-2026:21555-1SUSE-SU-2026:23066-1SUSE-SU-2026:23068-1SUSE-SU-2026:23193-1SUSE-SU-2026:23194-1

Timeline

  1. 27-05-2026
    PublishedVulnerability first disclosed.
  2. 14-06-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel, the following vulnerability has been resolved: crypto: atmel-tdes - fix DMA sync direction Before DMA output is consumed by the CPU, ->dma_addr_out must be synced with dma_sync_single_for_cpu() instead of dma_sync_single_for_device(). Using the wrong direction can return stale cache data on non-coherent platforms.

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

Decrease -0.04 pp

From 0.16% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Version check

Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.

Ubuntu159 products
  • linuxAll versions (No fix recorded) | < 5.15.0-186.196 | < 6.8.0-136.136 | < 7.0.0-27.27
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-awsAll versions (No fix recorded) | < 5.15.0-1112.119 | < 6.8.0-1061.64 | < 7.0.0-1008.8
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
Linux2 products
  • linux≥ 13802005d8f2db244ec1f5d7f6923de8f7a463db, < ce3224678acb8c0b3473daa7d7dbffc998c6951a | ≥ 13802005d8f2db244ec1f5d7f6923de8f7a463db, < b9b28f3881dd514e74f98ae04e79a635022a4804 | ≥ 13802005d8f2db244ec1f5d7f6923de8f7a463db, < c0f3002c02a3a83250e25582ffbe8df7eb78a8bd | ≥ 13802005d8f2db244ec1f5d7f6923de8f7a463db, < 5281e6e2302362f6b75b70cbfe4098d2a25dafd9 | ≥ 13802005d8f2db244ec1f5d7f6923de8f7a463db, < 12a0adfe498cd5d87e6365d7ca5f6b3eed79e523 | ≥ 13802005d8f2db244ec1f5d7f6923de8f7a463db, < 863d11b3927703ad95077c81a8a6489c5c7872f7 | ≥ 13802005d8f2db244ec1f5d7f6923de8f7a463db, < b5f5df801d161ba244f391519cbff2f4e5c6edc2 | ≥ 13802005d8f2db244ec1f5d7f6923de8f7a463db, < c8a9a647532f5c2a04180352693215e24e9dba03 | 3.6
  • linux_kernel≥ 3.6, < 5.10.258 | ≥ 5.11, < 5.15.209 | ≥ 5.16, < 6.1.175 | ≥ 6.2, < 6.6.140 | ≥ 6.7, < 6.12.86 | ≥ 6.13, < 6.18.27 | ≥ 6.19, < 7.0.4
Debian1 product
  • linux< 6.1.176-1 | < 6.12.86-1 | < 7.0.4-1

3 vendors · 162 products

References

46 links
Show all 46 references