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Gentoo GLSA 201609-01: QEMU Multiple Execution Risks Critical DoS

gentoo
Calendar Grey September 26, 2016
Dist Gentoo Esm H88
Researchers have found serious vulnerabilities in QEMU that pose risks to Gentoo users. Promptly apply updates to safeguard your system from data breaches
Multiple vulnerabilities have been found in QEMU, the worst of which could lead to arbitrary code execution, or cause a Denial of Service condition

Summary

Multiple vulnerabilities have been discovered in QEMU. Please review the CVE identifiers referenced below for details.

Topics%20covered

Topics Covered

security advisory denial of service gentoo arbitrary code execution multiple vulnerabilities normal qemu

Resolution

All QEMU users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=app-emulation/qemu-2.7.0-r2"

References

[ 1 ] CVE-2016-2841 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-2841 [ 2 ] CVE-2016-4001 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4001 [ 3 ] CVE-2016-4002 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4002 [ 4 ] CVE-2016-4020 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4020 [ 5 ] CVE-2016-4439 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4439 [ 6 ] CVE-2016-4441 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4441 [ 7 ] CVE-2016-4453 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4453 [ 8 ] CVE-2016-4454 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4454 [ 9 ] CVE-2016-4964 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4964 [ 10 ] CVE-2016-5106 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-5106 [ 11 ] CVE-2016-5107 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-5107 [ 12 ] CVE-2016-5126 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-5126 [ 13 ] CVE-2016-5238 http://nvd.nist.gov/nvd.cfm?cvena...

Read the Full Advisory

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201609-01
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Concerns

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

Severity: Normal
Title: QEMU: Multiple vulnerabilities
Date: September 25, 2016
Bugs: #573816, #579734, #580040, #583496, #583952, #584094,
ID: 201609-01

Topics%20covered

Topics Covered

security advisory denial of service gentoo arbitrary code execution multiple vulnerabilities normal qemu

Synopsis

Multiple vulnerabilities have been found in QEMU, the worst of which could lead to arbitrary code execution, or cause a Denial of Service condition.

Background

QEMU is a generic and open source machine emulator and virtualizer.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-emulation/qemu < 2.7.0-r2 >= 2.7.0-r2

Impact

===== Local users within a guest QEMU environment can execute arbitrary code within the host or a cause a Denial of Service condition of the QEMU guest process.

Workaround

There is no known workaround at this time.

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