CVE-2012-3496
medium
CVSS v3
—
CVSS v4 NEW
—
VIR risk
4.7
Description
XENMEM_populate_physmap in Xen 4.0, 4.1, and 4.2, and Citrix XenServer 6.0.2 and earlier, when translating paging mode is not used, allows local PV OS guest kernels to cause a denial of service (BUG triggered and host crash) via invalid flags such as MEMF_populate_on_demand.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 4.1.3-2 |
| debian | bullseye | fixed | 4.1.3-2 |
| debian | forky | fixed | 4.1.3-2 |
| debian | sid | fixed | 4.1.3-2 |
| debian | trixie | fixed | 4.1.3-2 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| citrix | xenserver | {"endIncluding":"6.0.2"} | |
References
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00003.html
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00012.html
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00017.html
- http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00017.html
- http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00018.html
- http://lists.xen.org/archives/html/xen-announce/2012-09/msg00002.html
- http://secunia.com/advisories/50472
- http://secunia.com/advisories/50530
- http://secunia.com/advisories/51413
- http://secunia.com/advisories/55082
- http://security.gentoo.org/glsa/glsa-201309-24.xml
- http://securitytracker.com/id?1027481
- http://support.citrix.com/article/CTX134708
- http://wiki.xen.org/wiki/Security_Announcements#XSA-14_XENMEM_populate_physmap_DoS_vulnerability
- http://www.debian.org/security/2012/dsa-2544
- http://www.openwall.com/lists/oss-security/2012/09/05/7
- http://www.osvdb.org/85200
- http://www.securityfocus.com/bid/55412
- https://bugzilla.redhat.com/show_bug.cgi?id=854590
- https://exchange.xforce.ibmcloud.com/vulnerabilities/78267
- https://security.gentoo.org/glsa/201604-03
- https://security-tracker.debian.org/tracker/CVE-2012-3496
CWEs
CWE-16
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.