golang.org/x/crypto vulnerable to invoking bypass of certificate restrictions
When an SSH server authentication callback returned PartialSuccessError with non-nil Permissions, those permissions were silently discarded, potentially dropping certificate restrictions such as force-command after a second factor succeeded. Returning non-nil Permissions with PartialSuccessError now results in a connection error.
01
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-39828US | — | — | ||
When an SSH server authentication callback returned PartialSuccessError with non-nil Permissions, those permissions were silently discarded, potentially dropping certificate restri… | ||||
02
references
External citations — patches, advisories, analysis.
- https://access.redhat.com/errata/RHSA-2026:26546WEB
- https://access.redhat.com/errata/RHSA-2026:26547WEB
- https://access.redhat.com/errata/RHSA-2026:36105WEB
- https://access.redhat.com/errata/RHSA-2026:36167WEB
- https://access.redhat.com/errata/RHSA-2026:36207WEB
- https://access.redhat.com/errata/RHSA-2026:36319WEB
- https://access.redhat.com/errata/RHSA-2026:36625WEB
- https://access.redhat.com/errata/RHSA-2026:36648WEB
scry
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