qemu: e1000: process_tx_desc legacy mode packets heap overflow
Published Jan 27, 2012
7.4
HIGHCVSS 2.0
EPSS 0.90%
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.
Affected products
No data.
No data.
RHEV 3.X Hypervisor and Agents for RHEL-6
rhev-hypervisor6-0:6.2-20120209.0.el6_2
Fixed · RHSA-2012:0109
Red Hat Enterprise Linux 5
kvm-0:83-239.el5_7.1
Fixed · RHSA-2012:0051
Red Hat Enterprise Linux 5
xen-0:3.0.3-135.el5_8.2
Fixed · RHSA-2012:0370
Red Hat Enterprise Linux 6
qemu-kvm-2:0.12.1.2-2.209.el6_2.4
Fixed · RHSA-2012:0050
Red Hat Enterprise Linux 5
kvm
Affected
| Product | Package | State | Advisory |
|---|---|---|---|
| RHEV 3.X Hypervisor and Agents for RHEL-6 | rhev-hypervisor6-0:6.2-20120209.0.el6_2 | Fixed | RHSA-2012:0109 |
| Red Hat Enterprise Linux 5 | kvm-0:83-239.el5_7.1 | Fixed | RHSA-2012:0051 |
| Red Hat Enterprise Linux 5 | xen-0:3.0.3-135.el5_8.2 | Fixed | RHSA-2012:0370 |
| Red Hat Enterprise Linux 6 | qemu-kvm-2:0.12.1.2-2.209.el6_2.4 | Fixed | RHSA-2012:0050 |
| Red Hat Enterprise Linux 5 | kvm | Affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:A/AC:M/Au:S/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.90% (0.00904) | 58.33th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.92% (0.00916) | 55.32th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.79% (0.00787) | 72.16th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.09% (0.00088) | 39.25th | v3 (v2023.03.01) |
| Apr 22, 2023 | 0.09% (0.00088) | 36.14th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.08% (0.00081) | 33.07th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.17% (0.02172) | 80.27th | v2 (v2022.01.01) |
| Feb 13, 2023 | 2.17% (0.02172) | 79.78th | v2 (v2022.01.01) |
| Feb 3, 2023 | 1.55% (0.01547) | 74.40th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.17% (0.02172) | 78.34th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.17% (0.02172) | 57.15th | v2 (v2022.01.01) |
References (18)
- http://git.qemu.org/?p=qemu.git%3Ba=log%3Bh=refs/heads/stable-1.0 x_refsource_CONFIRM
- http://lists.fedoraproject.org/pipermail/package-announce/2012-June/081972.html vendor-advisoryx_refsource_FEDORA
- http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00002.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-updates/2012-02/msg00009.html vendor-advisoryx_refsource_SUSE
- http://rhn.redhat.com/errata/RHSA-2012-0370.html vendor-advisoryx_refsource_REDHAT
- http://secunia.com/advisories/47740 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/47741 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/advisories/47992 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/48318 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/50913 third-party-advisoryx_refsource_SECUNIA
- http://www.redhat.com/support/errata/RHSA-2012-0050.html vendor-advisoryx_refsource_REDHAT
- http://www.securityfocus.com/bid/51642 vdb-entryx_refsource_BID
- http://www.ubuntu.com/usn/USN-1339-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2012-0029 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=772075 x_refsource_MISCIssue Tracking
- https://exchange.xforce.ibmcloud.com/vulnerabilities/72656 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2012-0029
- https://www.cve.org/CVERecord?id=CVE-2012-0029
Change history (0)
No recorded changes yet.