CVE-2011-2519

NONECVSS 0.0Trending — 4 sources updated this week

0.0

Xen in the Linux kernel, when running a guest on a host without hardware assisted paging (HAP), allows guest users to cause a denial of service (invalid pointer dereference and hypervisor crash) via the SAHF instruction.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 33.4%
KEV: Not listed

Published

December 27, 2013

Last Modified

April 29, 2026

References (8)

secalert@redhathttp://rhn.redhat.com/errata/RHSA-2011-1212.html
secalert@redhathttp://www.openwall.com/lists/oss-security/2011/08/30/1
secalert@redhathttp://xenbits.xen.org/hg/xen-3.1-testing.hg/rev/15644
secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=718882
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2011-1212.html
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2011/08/30/1
af854a3a-2127-422b-91ae-364da2661108http://xenbits.xen.org/hg/xen-3.1-testing.hg/rev/15644
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=718882

Patch Availability(2)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
redhat	kernel-0:2.6.18-238.31.1.el5	2011-12-13	redhat
redhat	kernel-0:2.6.18-274.3.1.el5	2011-09-06	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-476NULL Pointer Dereference

All Vendor Advisories

(3)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 16× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:10 UTCepss_batch
2026-06-02 20:10 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-31 00:14 UTCepss_batch
2026-05-29 13:41 UTCepss_batch
2026-05-29 13:40 UTCepss_batch
2026-05-28 21:05 UTCEG score recompute
2026-05-28 21:05 UTCVendor advisory
2026-05-28 21:05 UTCGHSA enrichment
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 13:41 UTCepss_batch

Frequently asked(4)

What is CVE-2011-2519?

CVE-2011-2519 is a none vulnerability published on December 27, 2013. Xen in the Linux kernel, when running a guest on a host without hardware assisted paging (HAP), allows guest users to cause a denial of service (invalid pointer dereference and hypervisor crash) via the SAHF instruction.

When was CVE-2011-2519 disclosed?

CVE-2011-2519 was first published in the National Vulnerability Database on December 27, 2013, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2011-2519 actively exploited?

CVE-2011-2519 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 33.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2011-2519?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-2519, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2011-2519

Published

Last Modified

References (8)

Patch Availability(2)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2011-2519?

Same vendor

Same CWE

CVE-2011-2519

📅 Published

🔄 Last Modified

🔗 References (8)

Patch Availability(2)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2011-2519?

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Frequently asked(4)

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