CVE-2008-4539
High
Description
Heap-based buffer overflow in the Cirrus VGA implementation in (1) KVM before kvm-82 and (2) QEMU on Debian GNU/Linux and Ubuntu might allow local users to gain privileges by using the VNC console for a connection, aka the LGD-54XX "bitblt" heap overflow. NOTE: this issue exists because of an incorrect fix for CVE-2007-1320.
SeverityHigh
CVSS7.2
Exploit probability—
Product
Qemu
PublishedDec 29, 2008
First seenDec 29, 2008
How to fix
Update
- qemu qemu0.10.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| qemu qemu | v < 0.10.0 | 0.10.0 |
| kvm_qumranet kvm | v ≤ 81 | — |
| canonical ubuntu_linux | 8.04, 8.10 | — |
| debian debian_linux | 4.0, 5.0 | — |
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