CVE-2026-57965

mediumCVSS 5.1covered by 1 sourcefirst seen 2026-06-29

A flaw was found in spice-vdagent. A malicious or compromised SPICE host can trigger an integer overflow by sending a specially crafted message. This vulnerability can lead to a heap buffer overflow, causing the spice-vdagent daemon to crash and resulting in a Denial of Service (DoS) for the virtual machine. This issue requires the SPICE host to be untrusted or compromised for exploitation.

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Exploitation outlook

Low exploitation risk0.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all EPSS-scored CVEs.

Advisory coverage (1)

mediumCVE-2026-57965: A flaw was found in spice-vdagent. A malicious or compromised SPICE host can trigger an intege…nvd · 2026-06-29

External references

NVD record for CVE-2026-57965

CVE.org record

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