Linux · SUSE Linux Enterprise · Security advisory · August 17, 2026
SUSE-SU-2026:3630-1: kubevirt-1.6 security update
SUSE-SU-2026:3630-1, released August 17, 2026, fixes 16 CVEs in kubevirt-1.6 (version 1.6.6-150700.15.17.1). None of them is reported as exploited. Patch Radar priority: Urgent.
Urgent
CVEs closed
16
1 rated Critical
Exploited
0
None reported
Highest CVSS
10.0
Base score, 0 to 10
Highest EPSS
0.0183
79th percentile
Priority of the 16 CVEs
Patch now 0
Urgent 1
High 8
Routine 7
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| kubevirt-1.6 | sles 15.7 | 1.6.6-150700.15.17.1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| Urgent | CVE-2026-39821 | Invoking failure to reject ASCII-only Punycode-encoded labels in golang.org/x/net/idna | 10.0 | 0.0183 | None reported |
| High | CVE-2026-33814 | Infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE in net/http/internal/http2 in golang.org/x/net | 7.5 | 0.0084 | None reported |
| High | CVE-2026-35469 | SpdyStream: DOS on CRI | 8.1 | 0.0066 | None reported |
| High | CVE-2026-46600 | Parsing an invalid SVCB or HTTPS RR can panic in golang.org/x/net/dns/dnsmessage | 7.5 | 0.0055 | None reported |
| High | CVE-2026-56852 | Infinite loop on invalid input in golang.org/x/text | 8.8 | 0.0048 | None reported |
| High | CVE-2026-25681 | Invoking incorrect handling of character references in DOCTYPE nodes in golang.org/x/net/html | 8.7 | 0.0022 | None reported |
| High | CVE-2026-27136 | Invoking duplicate attributes can cause XSS in golang.org/x/net/html | 8.7 | 0.0022 | None reported |
| High | CVE-2026-42502 | Invoking incorrect handling of HTML elements in foreign content in golang.org/x/net/html | 8.2 | 0.0022 | None reported |
| High | CVE-2026-13622 | Kubevirt: virt-handler-rhel9: kubevirt: virt-handler migration proxy follows symlinks allowing container escape to host | 8.8 | 0.0020 | None reported |
| Routine | CVE-2025-58181 | apptainer: Fixed unbounded memory consumption in | 5.3 | 0.0060 | None reported |
| Routine | CVE-2025-47911 | alloy: golang.org/x/net/html: quadratic complexity algorithms used when parsing untrusted HTML documents | 5.3 | 0.0056 | None reported |
| Routine | CVE-2025-47914 | apptainer: Fixed malformed constraint may cause denial of | 5.3 | 0.0055 | None reported |
| Routine | CVE-2025-58190 | alloy: golang.org/x/net/html: excessive memory consumption by `html.ParseFragment` when processing specially | 5.3 | 0.0054 | None reported |
| Routine | CVE-2026-25680 | Invoking denial of service when parsing arbitrary HTML in golang.org/x/net/html | 6.5 | 0.0033 | None reported |
| Routine | CVE-2026-13201 | kubevirt: (bsc#1269093), safepath resolves a path whose last | n/a | 0.0031 | None reported |
| Routine | CVE-2026-42506 | Invoking incorrect handling of namespaced elements in foreign content in golang.org/x/net/html | 6.1 | 0.0024 | None reported |
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