Security update for containerd
This update for containerd fixes the following issues - CVE-2026-33814: golang.org/x/net/http2: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1265794). - CVE-2026-34986: github.com/go-jose/go-jose/v3: crafted JWE input with a missing encrypted key can lead to a denial of service (bsc#1262948). - CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation bypass and privilege escalation (bsc#1266640).
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
This update for containerd fixes the following issues - CVE-2026-33814: golang.org/x/net/http2: infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE (bsc#1265794). - CVE-2026-34986: github.com/go-jose/go-jose/v3: crafted JWE input with a missing encrypted key can lead to a denial of service (bsc#1262948). - CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation bypass and privilege escalation (bsc#1266640).
05 / REFERENCES
Further evidence
- https://bugzilla.suse.com/1262948
- https://bugzilla.suse.com/1265794
- https://bugzilla.suse.com/1266640
- https://www.suse.com/security/cve/CVE-2026-33814
- https://www.suse.com/security/cve/CVE-2026-34986
- https://www.suse.com/security/cve/CVE-2026-39821
- https://www.suse.com/support/update/announcement/2026/suse-su-202622443-1/