CVE-2015-4163

Home/CVE/GNTTABOP_swap_grant_ref in Xen 4.2 through 4.5 does not check the grant table operation version, which allows local gues

CVE

GNTTABOP_swap_grant_ref in Xen 4.2 through 4.5 does not check the grant table operation version, which allows local gues

GNTTABOP_swap_grant_ref in Xen 4.2 through 4.5 does not check the grant table operation version, which allows local guest domains to cause a denial of service (NULL pointer dereference) via a hypercall without a GNTTABOP_setup_table or GNTTABOP_set_version.

MEDIUM · CVSS 4.9 EPSS 0.00121

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No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence

Sigma rules0 YARA rules0

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Affected Products & Versions

xenall versions

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Scoring & Timeline

4.9

MEDIUM · CVSS v2 (legacy) · cve@mitre.org

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:L/AC:L/Au:N/C:N/I:N/A:C

Published to NVD15 Jun 2015 · 03:59 PM

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Vendor Advisories

suse-csafSUSE-SU-2015:1045-1
suse-csafSUSE-SU-2015:1157-1
suse-csafSUSE-SU-2015:1042-1

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00004.html

http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00007.html

http://lists.opensuse.org/opensuse-security-announce/2015-06/msg00030.html

http://support.citrix.com/article/CTX201145

http://www.debian.org/security/2015/dsa-3286

http://www.securityfocus.com/bid/75141

Show all 10 references

http://www.securitytracker.com/id/1032568

http://xenbits.xen.org/xsa/advisory-134.htmlVendor Advisory

https://security.gentoo.org/glsa/201604-03

https://support.citrix.com/article/CTX206006

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