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Debian: DSA-3400-1 Important: Kernel Vulnerability Exposure

debian
Calendar Grey November 2, 2015
Debian Logo
Ubuntu Security Notice USN-1234-1 discusses severe kernel vulnerability allowing elevation of privileges through memory mappings.
It was discovered that the code to validate level 2 page table entries is bypassed when certain conditions are satisfied
Topics%20covered

Topics Covered

security advisory security issue software update debian privilege escalation critical threat xen

Summary

For the oldstable distribution (wheezy), this problem has been fixed
in version 4.1.4-3+deb7u9.

For the stable distribution (jessie), this problem has been fixed in
version 4.4.1-9+deb8u2.

We recommend that you upgrade your xen packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/



Severity
important
Lowest
Low
Medium
High
Critical

Package: xen
CVE ID: CVE-2015-7835

Topics%20covered

Topics Covered

security advisory security issue software update debian privilege escalation critical threat xen

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