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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://secunia.com/advisories/50132 ↗
- http://git.qemu.org/?p=qemu-stable-0.15.git%3Ba=log ↗
- http://secunia.com/advisories/50689 ↗
- http://www.securityfocus.com/bid/53725 ↗
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00024.html ↗
- http://www.ubuntu.com/usn/USN-1522-1 ↗
- http://git.kernel.org/?p=virt/kvm/qemu-kvm.git%3Ba=commit%3Bh=eba25057b9a5e19d10ace2bc7716667a31297169 ↗
- http://www.debian.org/security/2012/dsa-2545 ↗