Misinterpretation of Input Affecting openssh-keycat-debuginfo package, versions <0:9.9p1-14.el10_1


Severity

Recommended
0.0
low
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (11th percentile)

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  • Snyk IDSNYK-RHEL10-OPENSSHKEYCATDEBUGINFO-16419015
  • published5 May 2026
  • disclosed2 Apr 2026

Introduced: 2 Apr 2026

CVE-2026-35387  (opens in a new tab)
CWE-115  (opens in a new tab)

How to fix?

Upgrade RHEL:10 openssh-keycat-debuginfo to version 0:9.9p1-14.el10_1 or higher.
This issue was patched in RHSA-2026:13380.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openssh-keycat-debuginfo package and not the openssh-keycat-debuginfo package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

OpenSSH before 10.3 can use unintended ECDSA algorithms. Listing of any ECDSA algorithm in PubkeyAcceptedAlgorithms or HostbasedAcceptedAlgorithms is misinterpreted to mean all ECDSA algorithms.

CVSS Base Scores

version 3.1