openSUSE-SU-2026:22064-1

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Import Source
https://ftp.suse.com/pub/projects/security/osv/openSUSE-SU-2026:22064-1.json
JSON Data
https://api.osv.dev/v1/vulns/openSUSE-SU-2026:22064-1
Upstream
CVE (6)
Related
CVE (6)
Published
2026-10-09T06:33:57Z
Modified
2026-10-19T17:23:11Z
Summary
Security update for cosign
Details

This update for cosign fixes the following issues:

  • CVE-2026-56852: golang.org/x/text/unicode/norm: infinite loop on truncated/invalid UTF-8 input (bsc#1272117).
  • CVE-2026-56854,CVE-2026-56855,CVE-2026-78662: golang.org/x/crypto/ssh: authentication bypass and deadlocks in the crypto/ssh library (bsc#1278614).
  • CVE-2026-56864: x/mod/sumdb: ignore unrelated, unauthenticated hashes in Lookup (bsc#1275025).
  • CVE-2026-84304: google.golang.org/grpc: heap memory exhaustion via HTTP/2 DATA frame fragmentation (bsc#1279215).
  • Verification bypass via public key in legacy bundle (bsc#1282542).

Changes for cosign:

  • update to 3.1.3 (bsc#1282542, GHSA-fx35-mq7g-6g98):
  • This release resolves GHSA-fx35-mq7g-6g98, a verification bypass using an unexpected public key in a legacy bundle.
  • Auto-detect default digest algorithm for public keys
  • fix(pkcs11key): return an error instead of panicking when no key pair matches
  • Supporting OCI Signing with X.509 Certificate Chain
  • test(inspect): replace mock TSA client usage with local timestamp response generator in
  • fix: prevent shell completions for various options not taking filenames
  • fix(blob): compare file checksums case-insensitively in
  • Verification bypass via public key in legacy bundle (GHSA- fx35-mq7g-6g98)
References

Affected packages

openSUSE:Leap 16.0 / cosign

Package

Name
cosign
Purl
pkg:rpm/opensuse/cosign&distro=openSUSE%20Leap%2016.0

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.1.3-160000.1.1

Ecosystem specific 

{
    "binaries":  [
        {
            "cosign":  "3.1.3-160000.1.1",
            "cosign-bash-completion":  "3.1.3-160000.1.1",
            "cosign-fish-completion":  "3.1.3-160000.1.1",
            "cosign-zsh-completion":  "3.1.3-160000.1.1"
        }
    ]
}

Database specific

source 
"https://ftp.suse.com/pub/projects/security/osv/openSUSE-SU-2026:22064-1.json"