CVE-2026-43033
7.8
HIGH
CVSS 3.1
EPSS 0.01%
Description
In the Linux kernel, the following vulnerability has been resolved: crypto: authencesn - Do not place hiseq at end of dst for out-of-place decryption When decrypting data that is not in-place (src != dst), there is no need to save the high-order sequence bits in dst as it could simply be re-copied from the source. However, the data to be hashed need to be rearranged accordingly. Thanks,
How to fix CVE-2026-43033
To remediate CVE-2026-43033, upgrade the affected package to a fixed version below.
- —upgrade to 5.10.251-3 or later
- —upgrade to 6.1.170-1~deb11u1 or later
Is CVE-2026-43033 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 5.10.251-3
- from 0, < 6.1.170-1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |