SUSE · Security update for kubevirt1.8
Affects SUSESource GCVE Database
Mentioned vulnerabilities
Not known to be exploited · CVSS 7.3 High · fixed in Red Hat Container Native Virtualization 4.12 package updates : patch SUSE soon.
Data as of 10 Nov 2026, 20:06 UTC
- Patch
- Available – fixed in 1.8.4
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:HExploitation evidence
Disclosed: evidence found.
CVE published 24 Jun 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 10 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Red HatRed Hat Container Native Virtualization 4.12 | Affected– | Fixed in– |
| Red HatRed Hat Container Native Virtualization 4.13 | Affected– | Fixed in– |
| Red HatRed Hat Container Native Virtualization 4.14 | Affected– | Fixed in– |
| Red HatRed Hat Container Native Virtualization 4.15 | Affected– | Fixed in– |
| Red HatRed Hat Container Native Virtualization 4.16 | Affected– | Fixed in– |
| Red HatRed Hat Container Native Virtualization 4.17 | Affected– | Fixed in– |
Description
This update for kubevirt1.8 fixes the following issues: Update to version 1.8.4. Security issues fixed: - CVE-2026-13201: virt-handler-rhel9: kubevirt: safepath `OpenAtNoFollow` symlink following via `/proc/self/fd` allows host file metadata modification (bsc#1269093). - CVE-2026-13622: virt-handler migration proxy follows symlinks and allows container escape to host (bsc#1272840). - CVE-2026-25680, CVE-2026-25681, CVE-2026-27136, CVE-2026-42502, CVE-2026-42506: golang.org/x/net/html: multiple issues when parsing HTML files (bsc#1267120). - CVE-2026-33814: golang.org/x/net/http2: processing of HTTP/2 SETTINGS frames with a crafted `SETTINGS_MAX_FRAME_SIZE` can lead to an infinite loop and a denial of service (bsc#1265736). - CVE-2026-35469: github.com/moby/spdystream: improper validation of attacker-controlled input in the SPDY/3 frame parser allows for a denial of service via crafted SPDY frames (bsc#1262265). - CVE-2026-39821: golang.org/x/net/idna: failure to reject ASCII-only Punycode-encoded labels allows for validation bypass and privilege escalation (bsc#1266575). - CVE-2026-39827, CVE-2026-39828, CVE-2026-39829, CVE-2026-39830, CVE-2026-39831, CVE-2026-39832, CVE-2026-39833, CVE-2026-39834, CVE-2026-39835, CVE-2026-42508, CVE-2026-46595, CVE-2026-46597, CVE-2026-46598: golang.org/x/crypto/ssh: multiple issues in `x/crypto/ssh` (bsc#1266151). - CVE-2026-46600: parsing of invalid SVCB or HTTPS RR when the size of a parameter value overflows the message buffer can lead to panic (bsc#1273606). - CVE-2026-56852: improper handling of truncated/invalid UTF-8 input can lead to an infinite loop (bsc#1272011). Other updates and bugfixes: - Fix the release manifests' image references (bsc#1272604). - Add a `libguestfs-tools` subpackage. - Build with Go >= 1.25 (required by `golang.org/x/net` 0.55). - Version 1.8.4: * node-labeller: use new `libvirt` flags for full feature expansion. * Fix gRPC connection leak in `GetLauncherClient`; clean up ghost launcher record on connection setup failure. * api: validate `VMI VSOCK CID` and checksum status fields as `uint32`. * virt-operator: refine canary flow to fully support out-of-band changes. * New `virt-api`/`virt-handler`/`virt-operator` ready and down metrics, alerts and recording rules. - Refresh `disks-images-provider.yaml` to the v1.8.4 image tag.
References
- suse.com/support/security/rating/ (opens in a new tab)
- ftp.suse.com/pub/projects/security/csaf/2026/opensuse-su-2026_21590-1.json (opens in a new tab)
- bugzilla.suse.com/1262265 (opens in a new tab)
- bugzilla.suse.com/1265736 (opens in a new tab)
- bugzilla.suse.com/1266151 (opens in a new tab)
- bugzilla.suse.com/1266575 (opens in a new tab)
- bugzilla.suse.com/1267120 (opens in a new tab)
- bugzilla.suse.com/1269093 (opens in a new tab)
- bugzilla.suse.com/1272011 (opens in a new tab)
- bugzilla.suse.com/1272604 (opens in a new tab)
- bugzilla.suse.com/1272840 (opens in a new tab)
- bugzilla.suse.com/1273606 (opens in a new tab)
- suse.com/security/cve/CVE-2026-13201/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-13622/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-25680/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-25681/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-27136/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-33814/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-35469/ (opens in a new tab)
- suse.com/security/cve/CVE-2026-39821/ (opens in a new tab)