CVE-2012-0029
Heap-based buffer overflow in the process_tx_desc function in the e1000 emulation (hw/e1000.c) in qemu-kvm 0.12, and possibly other versions, allows guest OS users to cause a denial of service (QEMU crash) and possibly execute arbitrary code via crafted…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.90%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Heap-based buffer overflow in the process_tx_desc function in the e1000 emulation (hw/e1000.c) in qemu-kvm 0.12, and possibly other versions, allows guest OS users to cause a denial of service (QEMU crash) and possibly execute arbitrary code via crafted legacy mode packets.
- CVSS 2.0
- 7.4 HIGHAV:A/AC:M/Au:S/C:C/I:C/A:C
- EPSS
- 0.90% probability · 60th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- kvm group/qemu-kvm
- Source
- secalert@redhat.com
EPSS 0.9% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- http://git.qemu.org/?p=qemu.git%3Ba=log%3Bh=refs/heads/stable-1.0
- http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081972.html
- http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00002.html
- http://lists.opensuse.org/opensuse-updates/2012-02/msg00009.html
- http://rhn.redhat.com/errata/RHSA-2012-0370.html
- http://secunia.com/advisories/47740Vendor Advisory
- http://secunia.com/advisories/47741Vendor Advisory
- http://secunia.com/advisories/47992
- http://secunia.com/advisories/48318
- http://secunia.com/advisories/50913
- http://www.redhat.com/support/errata/RHSA-2012-0050.html
- http://www.securityfocus.com/bid/51642
- http://www.ubuntu.com/usn/USN-1339-1
- https://bugzilla.redhat.com/show_bug.cgi?id=772075
- https://exchange.xforce.ibmcloud.com/vulnerabilities/72656
- http://git.qemu.org/?p=qemu.git%3Ba=log%3Bh=refs/heads/stable-1.0
- http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081972.html
- http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00002.html
- http://lists.opensuse.org/opensuse-updates/2012-02/msg00009.html
- http://rhn.redhat.com/errata/RHSA-2012-0370.html
- http://secunia.com/advisories/47740Vendor Advisory
- http://secunia.com/advisories/47741Vendor Advisory
- http://secunia.com/advisories/47992
- http://secunia.com/advisories/48318
- http://secunia.com/advisories/50913
- http://www.redhat.com/support/errata/RHSA-2012-0050.html
- http://www.securityfocus.com/bid/51642
- http://www.ubuntu.com/usn/USN-1339-1
- https://bugzilla.redhat.com/show_bug.cgi?id=772075
- https://exchange.xforce.ibmcloud.com/vulnerabilities/72656
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.