EUVD-2026-76448

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Reject short RFC 4121 MIC tokens in gsskrb5verifymicv2 gsskrb5verifymicv2 reads the token ID at ptr0..1, the flags byte at ptr2, and padding at ptr3..7, then passes ptr + GSSKRB5TOKHDRLEN and cksumlen to gsskrb5micbuildsg...

CVE-2026-89537 SUNRPC: Reject short RFC 4121 MIC tokens in gss_krb5_verify_mic_v2

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Reject short RFC 4121 MIC tokens in gsskrb5verifymicv2 gsskrb5verifymicv2 reads the token ID at ptr0..1, the flags byte at ptr2, and padding at ptr3..7, then passes ptr + GSSKRB5TOKHDRLEN and cksumlen to gsskrb5micbuildsg...

FreeBSD : krb5 -- multiple checksum handling vulnerabilities (0d57c1d9-03f4-11e0-bf50-001a926c7637)

The MIT Kerberos team reports : MIT krb incorrectly accepts an unkeyed checksum with DES session keys for version 2 RFC 4121 of the GSS-API krb5 mechanism. An unauthenticated remote attacker can forge GSS tokens that are intended to be integrity-protected but unencrypted, if the targeted...