What’s Vulnerable › Vulnerabilities

CVE-2009-0036

• Severity: medium (CVSS 4.4 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2009-02-11 · updated 2026-06-16
• Weakness: CWE-119

Description

Buffer overflow in the proxyReadClientSocket function in proxy/libvirt_proxy.c in libvirt_proxy 0.5.1 might allow local users to gain privileges by sending a portion of the header of a virProxyPacket packet, and then sending the remainder of the packet with crafted values in the header, related to use of uninitialized memory in a validation check.

Affected products

• Libvirt: 0.5.1

References

• http://git.et.redhat.com/?p=libvirt.git%3Ba=commitdiff%3Bh=2bb0657e28
• http://openwall.com/lists/oss-security/2009/02/10/8
• http://secunia.com/advisories/34397
• http://www.redhat.com/support/errata/RHSA-2009-0382.html
• http://www.securityfocus.com/bid/33724
• https://bugzilla.redhat.com/show_bug.cgi?id=484947
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10127
• https://www.redhat.com/archives/libvir-list/2009-January/msg00699.html
• https://www.redhat.com/archives/libvir-list/2009-January/msg00726.html
• https://www.redhat.com/archives/libvir-list/2009-January/msg00728.html
• http://git.et.redhat.com/?p=libvirt.git%3Ba=commitdiff%3Bh=2bb0657e28
• http://openwall.com/lists/oss-security/2009/02/10/8

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