What’s Vulnerable › Vulnerabilities

CVE-2016-9577

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-07-27 · updated 2026-06-17
• Weakness: CWE-20

Description

A vulnerability was discovered in SPICE before 0.13.90 in the server's protocol handling. An authenticated attacker could send crafted messages to the SPICE server causing a heap overflow leading to a crash or possible code execution.

Affected products

• Debian Linux: 8.0
• RedHat Enterprise Linux Desktop: 6.0, 7.0
• RedHat Enterprise Linux Server: 6.0, 7.0
• RedHat Enterprise Linux Server Aus: 7.3, 7.4
• RedHat Enterprise Linux Server Eus: 7.3, 7.4, 7.5
• RedHat Enterprise Linux Workstation: 6.0, 7.0
• The SPICE Project spice: before 0.13.90 — fixed in 0.13.90

How to fix

Upgrade to a fixed version: The SPICE Project spice 0.13.90. Check the vendor advisory for mitigations.

References

• http://rhn.redhat.com/errata/RHSA-2017-0253.html
• http://rhn.redhat.com/errata/RHSA-2017-0549.html
• http://www.securityfocus.com/bid/96040
• https://access.redhat.com/errata/RHSA-2017:0254
• https://access.redhat.com/errata/RHSA-2017:0552
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9577
• https://www.debian.org/security/2017/dsa-3790
• http://rhn.redhat.com/errata/RHSA-2017-0253.html
• http://rhn.redhat.com/errata/RHSA-2017-0549.html
• http://www.securityfocus.com/bid/96040
• https://access.redhat.com/errata/RHSA-2017:0254
• https://access.redhat.com/errata/RHSA-2017:0552

Get alerted when CVE-2016-9577 or the next vulnerability affects your stack