CVE-2012-6032
Multiple integer overflows in the (1) tmh_copy_from_client and (2) tmh_copy_to_client functions...
Multiple integer overflows in the (1) tmh_copy_from_client and (2) tmh_copy_to_client functions in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 allow local guest OS users to cause a denial of service (memory corruption and host crash) via unspecified vectors. NOTE: this issue was originally published as part of CVE-2012-3497, which was too general; CVE-2012-3497 has been SPLIT into this ID and others.
Exploit likelihood
What each source reports
NVD Score used
Multiple integer overflows in the (1) tmh_copy_from_client and (2) tmh_copy_to_client functions in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 allow local guest OS users to cause a denial of service (memory corruption and host crash) via unspecified vectors. NOTE: this issue was originally published as part of CVE-2012-3497, which was too general; CVE-2012-3497 has been SPLIT into this ID and others.
- Record
CVE-2012-6032- CVSS 2.0
- 4.9 Medium
AV:L/AC:L/Au:N/C:N/I:N/A:C - Weakness
- CWE-189
- Updated
- 2026-11-02
CVE List No score
Multiple integer overflows in the (1) tmh_copy_from_client and (2) tmh_copy_to_client functions in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 allow local guest OS users to cause a denial of service (memory corruption and host crash) via unspecified vectors. NOTE: this issue was originally published as part of CVE-2012-3497, which was too general; CVE-2012-3497 has been SPLIT into this ID and others.
- Record
CVE-2012-6032- Updated
- 2026-11-02
EUVDEUVD-2012-5906 No score
Multiple integer overflows in the (1) tmh_copy_from_client and (2) tmh_copy_to_client functions in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 allow local guest OS users to cause a denial of service (memory corruption and host crash) via unspecified vectors. NOTE: this issue was originally published as part of CVE-2012-3497, which was too general; CVE-2012-3497 has been SPLIT into this ID and others.
- Record
EUVD-2012-5906- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7c3m-cjc4-58wg No score
Multiple integer overflows in the (1) tmh_copy_from_client and (2) tmh_copy_to_client functions...
Multiple integer overflows in the (1) tmh_copy_from_client and (2) tmh_copy_to_client functions in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 allow local guest OS users to cause a denial of service (memory corruption and host crash) via unspecified vectors. NOTE: this issue was originally published as part of CVE-2012-3497, which was too general; CVE-2012-3497 has been SPLIT into this ID and others.
- Record
GHSA-7c3m-cjc4-58wg- Updated
- 2026-11-02
OSV No score
Multiple integer overflows in the (1) tmh_copy_from_client and (2) tmh_copy_to_client functions in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 allow local guest OS users to cause a denial of service (memory corruption and host crash) via unspecified vectors. NOTE: this issue was originally published as part of CVE-2012-3497, which was too general; CVE-2012-3497 has been SPLIT into this ID and others.
- Record
CVE-2012-6032- Updated
- 2026-11-02
OSVDEBIAN-CVE-2012-6032 No score
Multiple integer overflows in the (1) tmh_copy_from_client and (2) tmh_copy_to_client functions in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 allow local guest OS users to cause a denial of service (memory corruption and host crash) via unspecified vectors. NOTE: this issue was originally published as part of CVE-2012-3497, which was too general; CVE-2012-3497 has been SPLIT into this ID and others.
- Record
DEBIAN-CVE-2012-6032- Updated
- 2026-11-02
Affected products
Affected packages
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2012-6032 is a medium vulnerability (CVSS 4.9) in Xen, published November 23, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.42%, the 36th percentile. Fixed in xen 4.1.4-1.
References
secunia.com/advisories/55082
securitytracker.com/id?1027482
wiki.xen.org/wiki/Security_Announcements
security.gentoo.org/glsa/glsa-201309-24.xml
securityfocus.com/bid/55410
openwall.com/lists/oss-security/2012/09/05/8
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exchange.xforce.ibmcloud.com/vulnerabilities/78268
osvdb.org/85199
lists.xen.org/archives/html/xen-announce/2012-09/msg00006.html
nvd.nist.gov/vuln/detail/CVE-2012-6032
github.com/advisories/GHSA-7c3m-cjc4-58wg
security-tracker.debian.org/tracker/CVE-2012-6032