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Message #110393
[Bug 1386398] Re: CVE-2014-8480
** Description changed:
- NULL pointer dereference
+ The instruction decoder in arch/x86/kvm/emulate.c in the KVM subsystem in
+ the Linux kernel before 3.18-rc2 lacks intended decoder-table flags for
+ certain RIP-relative instructions, which allows guest OS users to cause a
+ denial of service (NULL pointer dereference and host OS crash) via a
+ crafted application.
- Break-Fix: 41061cdb98a0bec464278b4db8e894a3121671f5
- 3f6f1480d86bf9fc16c160d803ab1d006e3058d5
+ Break-Fix: 41061cdb98a0bec464278b4db8e894a3121671f5 3f6f1480d86bf9fc16c160d803ab1d006e3058d5
+ Break-Fix: 41061cdb98a0bec464278b4db8e894a3121671f5 63ea0a49ae0b145b91ff2b070c01b66fc75854b9
** Changed in: linux-lts-saucy (Ubuntu Precise)
Status: New => Invalid
** Changed in: linux-lts-quantal (Ubuntu Precise)
Status: New => Invalid
** Changed in: linux-lts-raring (Ubuntu Precise)
Status: New => Invalid
** Changed in: linux (Ubuntu Vivid)
Status: New => Invalid
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https://bugs.launchpad.net/bugs/1386398
Title:
CVE-2014-8480
Status in linux package in Ubuntu:
Invalid
Status in linux-armadaxp package in Ubuntu:
Invalid
Status in linux-ec2 package in Ubuntu:
Invalid
Status in linux-fsl-imx51 package in Ubuntu:
Invalid
Status in linux-lts-backport-maverick package in Ubuntu:
New
Status in linux-lts-backport-natty package in Ubuntu:
New
Status in linux-lts-quantal package in Ubuntu:
Invalid
Status in linux-lts-raring package in Ubuntu:
Invalid
Status in linux-lts-saucy package in Ubuntu:
Invalid
Status in linux-mvl-dove package in Ubuntu:
Invalid
Status in linux-ti-omap4 package in Ubuntu:
Invalid
Status in linux source package in Lucid:
New
Status in linux-armadaxp source package in Lucid:
Invalid
Status in linux-ec2 source package in Lucid:
New
Status in linux-fsl-imx51 source package in Lucid:
Invalid
Status in linux-lts-backport-maverick source package in Lucid:
New
Status in linux-lts-backport-natty source package in Lucid:
New
Status in linux-lts-quantal source package in Lucid:
Invalid
Status in linux-lts-raring source package in Lucid:
Invalid
Status in linux-lts-saucy source package in Lucid:
Invalid
Status in linux-mvl-dove source package in Lucid:
Invalid
Status in linux-ti-omap4 source package in Lucid:
Invalid
Status in linux source package in Precise:
New
Status in linux-armadaxp source package in Precise:
New
Status in linux-ec2 source package in Precise:
Invalid
Status in linux-fsl-imx51 source package in Precise:
Invalid
Status in linux-lts-backport-maverick source package in Precise:
New
Status in linux-lts-backport-natty source package in Precise:
New
Status in linux-lts-quantal source package in Precise:
Invalid
Status in linux-lts-raring source package in Precise:
Invalid
Status in linux-lts-saucy source package in Precise:
Invalid
Status in linux-mvl-dove source package in Precise:
Invalid
Status in linux-ti-omap4 source package in Precise:
New
Status in linux source package in Trusty:
New
Status in linux-armadaxp source package in Trusty:
Invalid
Status in linux-ec2 source package in Trusty:
Invalid
Status in linux-fsl-imx51 source package in Trusty:
Invalid
Status in linux-lts-backport-maverick source package in Trusty:
New
Status in linux-lts-backport-natty source package in Trusty:
New
Status in linux-lts-quantal source package in Trusty:
Invalid
Status in linux-lts-raring source package in Trusty:
Invalid
Status in linux-lts-saucy source package in Trusty:
Invalid
Status in linux-mvl-dove source package in Trusty:
Invalid
Status in linux-ti-omap4 source package in Trusty:
Invalid
Status in linux source package in Utopic:
New
Status in linux-armadaxp source package in Utopic:
Invalid
Status in linux-ec2 source package in Utopic:
Invalid
Status in linux-fsl-imx51 source package in Utopic:
Invalid
Status in linux-lts-backport-maverick source package in Utopic:
New
Status in linux-lts-backport-natty source package in Utopic:
New
Status in linux-lts-quantal source package in Utopic:
Invalid
Status in linux-lts-raring source package in Utopic:
Invalid
Status in linux-lts-saucy source package in Utopic:
Invalid
Status in linux-mvl-dove source package in Utopic:
Invalid
Status in linux-ti-omap4 source package in Utopic:
Invalid
Status in linux source package in Vivid:
Invalid
Status in linux-armadaxp source package in Vivid:
Invalid
Status in linux-ec2 source package in Vivid:
Invalid
Status in linux-fsl-imx51 source package in Vivid:
Invalid
Status in linux-lts-backport-maverick source package in Vivid:
New
Status in linux-lts-backport-natty source package in Vivid:
New
Status in linux-lts-quantal source package in Vivid:
Invalid
Status in linux-lts-raring source package in Vivid:
Invalid
Status in linux-lts-saucy source package in Vivid:
Invalid
Status in linux-mvl-dove source package in Vivid:
Invalid
Status in linux-ti-omap4 source package in Vivid:
Invalid
Bug description:
The instruction decoder in arch/x86/kvm/emulate.c in the KVM subsystem in
the Linux kernel before 3.18-rc2 lacks intended decoder-table flags for
certain RIP-relative instructions, which allows guest OS users to cause a
denial of service (NULL pointer dereference and host OS crash) via a
crafted application.
Break-Fix: 41061cdb98a0bec464278b4db8e894a3121671f5 3f6f1480d86bf9fc16c160d803ab1d006e3058d5
Break-Fix: 41061cdb98a0bec464278b4db8e894a3121671f5 63ea0a49ae0b145b91ff2b070c01b66fc75854b9
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References