CVE-2026-13201

kubevirt: This update for kubevirt fixes the following issues: - Security update correcting a CVE over-claim from the previous...

CVE-2026-13201 is fixed in 3 products on 1 platform, first by SUSE-SU-2026:3480-1, released August 4, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
No vendor severity
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0031
23rd percentile

This update for kubevirt fixes the following issues: - Security update correcting a CVE over-claim from the previous update, verified by auditing the fix code actually present in the vendored tree: * CVE-2026-39821 (bsc#1266575): the previous entry claimed this fixed by the golang.org/x/net v0.55.0 re-vendor, but 0.55.0's idna fix is compile-time gated on Unicode 16 tables, which only exist for go1.27+ - it is inert in our go1.25 builds, so the claim was incorrect. Re-vendor golang.org/x/net v0.55.0 -> v0.57.0, whose idna package rejects all-ASCII Punycode labels unconditionally; the CVE is now actually fixed. - Re-vendor golang.org/x/text v0.37.0 -> v0.40.0: CVE-2026-56852 (bsc#1271661), infinite loop on invalid input in unicode/norm. - golang.org/x/crypto v0.52.0 -> v0.54.0 (pulled in by x/net 0.57.0; no additional CVE claims, all previously listed x/crypto fixes remain included). - CVE-2026-13201 (bsc#1269093), safepath resolves a path whose last component is a symlink without detecting it, allowing metadata operations via /proc/self/fd to act on the symlink target. Backports of upstream release-1.7 commits 9ecda4ad5e and 1494cee849. - x/net 0.57.0 also contains the fix for CVE-2026-46600 (bsc#1272415) in dns/dnsmessage; kubevirt does not vendor that package (not affected), the bump merely rides past it.

Where it's fixed

ProductFixed inFixReleased
Linux
kubevirt · sles 15.7 1.7.4-150700.3.33.1 SUSE-SU-2026:3480-1 Aug 4, 2026
kubevirt-1.6 · sles 15.7 1.6.6-150700.15.17.1 SUSE-SU-2026:3630-1 Aug 17, 2026
kubevirt1.8 · opensuse-leap 16.0 1.8.4-160000.1.1 OPENSUSE-SU-2026:21590-1 Aug 18, 2026

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