Explore top 10 tips to secure your open-source projects now. Read More

×
Alerts This Week
Warning Icon 1 510
Alerts This Week
Warning Icon 1 510

SUSE Kubevirt Important Denial of Service Threat 2026-2804-1

suse
Calendar Grey July 9, 2026
Dist Suse Esm H88
SUSE updates include security fixes for kubevirt addressing important vulnerabilities and their impacts.
An update that solves three vulnerabilities can now be installed.

Summary

## This update for kubevirt fixes the following issues: * CVE-2026-9804: Symlink escape in the VMExport dir handler let an attacker controlling an exported PVC read sensitive files (TLS keys, tokens, service- account creds) from the exporter pod. (bsc#1266733) * CVE-2025-14525: A VM reporting many guest-internal interfaces via the guest agent could flood VMI status and fill etcd (denial of service). Caps reported interfaces at 10. (bsc#1256434) * CVE-2026-35469: resource-exhaustion in the SPDY/3 protocol implementation of github.com/moby/spdystream. (GHSA-pc3f-x583-g7j2,bsc#1262265) ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product:

Topics%20covered

Topics Covered

security advisory denial of service important resource exhaustion kubevirt symlink escape

References

* bsc#1256434

* bsc#1262265

* bsc#1266733

Cross-

* CVE-2025-14525

* CVE-2026-35469

* CVE-2026-9804

CVSS scores:

* CVE-2025-14525 ( SUSE ): 8.2

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H

* CVE-2025-14525 ( SUSE ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

* CVE-2025-14525 ( NVD ): 6.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:L

* CVE-2026-35469 ( SUSE ): 7.1

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

* CVE-2026-35469 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-35469 ( NVD ): 8.7

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:2804-1
Release Date: 2026-07-08T19:35:34Z
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service important resource exhaustion kubevirt symlink escape

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.