Vulnerability Description
The bdrv_open function in Qemu 1.0 does not properly handle the failure of the mkstemp function, when in snapshot node, which allows local users to overwrite or read arbitrary files via a symlink attack on an unspecified temporary file.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Qemu | Qemu | 1.0 |
References
- http://git.kernel.org/?p=virt/kvm/qemu-kvm.git%3Ba=commit%3Bh=eba25057b9a5e19d10
- http://git.qemu.org/?p=qemu-stable-0.15.git%3Ba=log
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00024.html
- http://secunia.com/advisories/50132Vendor Advisory
- http://secunia.com/advisories/50689
- http://www.debian.org/security/2012/dsa-2545
- http://www.securityfocus.com/bid/53725
- http://www.ubuntu.com/usn/USN-1522-1
- http://git.kernel.org/?p=virt/kvm/qemu-kvm.git%3Ba=commit%3Bh=eba25057b9a5e19d10
- http://git.qemu.org/?p=qemu-stable-0.15.git%3Ba=log
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00024.html
- http://secunia.com/advisories/50132Vendor Advisory
- http://secunia.com/advisories/50689
- http://www.debian.org/security/2012/dsa-2545
- http://www.securityfocus.com/bid/53725
FAQ
What is CVE-2012-2652?
CVE-2012-2652 is a vulnerability with a CVSS score of 4.4 (MEDIUM). The bdrv_open function in Qemu 1.0 does not properly handle the failure of the mkstemp function, when in snapshot node, which allows local users to overwrite or read arbitrary files via a symlink atta...
How severe is CVE-2012-2652?
CVE-2012-2652 has been rated MEDIUM with a CVSS base score of 4.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-2652?
Check the references section above for vendor advisories and patch information. Affected products include: Qemu Qemu.