CVE-2015-0239
N/A
Published: March 2, 2015 at 11:00 AM UTC
Updated: June 17, 2026 at 12:19 AM UTC
7 products affected across 5 vendorsLinux KernelDebian LinuxUbuntu Linux
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Severity
N/A
Exploit prediction
EPSS 0.6%
Description
The em_sysenter function in arch/x86/kvm/emulate.c in the Linux kernel before 3.18.5, when the guest OS lacks SYSENTER MSR initialization, allows guest OS users to gain guest OS privileges or cause a denial of service (guest OS crash) by triggering use of a 16-bit code segment for emulation of a SYSENTER instruction.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Ubuntu Linux· Canonicalrubygems
95%Debian Linux· Debiandrupal
95%v < 3.18.5
Affected range stops below 3.18.5, so it looks safe — our inference, not a vendor statement
95%
Enterprise Linux Server· Red Hatrubygems
95%95%
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (18)
Mailing Listx_refsource_MLISTBroken Link
Source: [email protected]
http://permalink.gmane.org/gmane.linux.kernel.commits.head/502245Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
http://rhn.redhat.com/errata/RHSA-2015-1272.htmlVendor Advisoryx_refsource_DEBIANThird Party Advisory
Source: [email protected]
http://www.debian.org/security/2015/dsa-3170x_refsource_CONFIRMRelease NotesVendor Advisory
Source: [email protected]
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.18.5Vendor Advisoryx_refsource_MANDRIVAThird Party Advisory
Source: [email protected]
http://www.mandriva.com/security/advisories?name=MDVSA-2015:058Mailing Listx_refsource_MLISTExploitThird Party Advisory
Source: [email protected]
http://www.openwall.com/lists/oss-security/2015/01/27/6x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.htmlQuick Info
StatusMODIFIED
CWE
CWE-269
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