Secunia Security Advisory - Ubuntu has issued an update for linux-lts-backport-natty. This fixes multiple vulnerabilities, which can be exploited by malicious, local users to cause a DoS (Denial of Service) and potentially gain escalated privileges, by malicious, local users in a guest virtual machine to cause a DoS (Denial of Service), and by malicious people to cause a DoS (Denial of Service) and compromise a vulnerable system.
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TITLE:
Ubuntu update for linux-lts-backport-natty
SECUNIA ADVISORY ID:
SA48306
VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/48306/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=48306
RELEASE DATE:
2012-03-07
DISCUSS ADVISORY:
http://secunia.com/advisories/48306/#comments
AVAILABLE ON SITE AND IN CUSTOMER AREA:
* Last Update
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* Comments
* Criticality Level
* Impact
* Where
* Solution Status
* Operating System / Software
* CVE Reference(s)
http://secunia.com/advisories/48306/
ONLY AVAILABLE IN CUSTOMER AREA:
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https://ca.secunia.com/?page=viewadvisory&vuln_id=48306
ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
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http://secunia.com/vulnerability_scanning/personal/
http://secunia.com/vulnerability_scanning/corporate/wsus_sccm_3rd_third_party_patching/
DESCRIPTION:
Ubuntu has issued an update for linux-lts-backport-natty. This fixes
multiple vulnerabilities, which can be exploited by malicious, local
users to cause a DoS (Denial of Service) and potentially gain
escalated privileges, by malicious, local users in a guest virtual
machine to cause a DoS (Denial of Service), and by malicious people
to cause a DoS (Denial of Service) and compromise a vulnerable
system.
For more information:
SA44625
SA45489
SA47293
SA47472
SA47486
SA47488
SA48155
1) An error in the "tomoyo_mount_acl()" function
(security/tomoyo/mount.c) due to not validating a device name can be
exploited to cause a kernel crash via a "mount()" call having a NULL
device name.
SOLUTION:
Apply updated packages.
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/
ORIGINAL ADVISORY:
USN-1386-1:
http://www.ubuntu.com/usn/usn-1386-1/
OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/
DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/
EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/
EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/
EXPLOIT:
Further details available in Customer Area:
http://secunia.com/vulnerability_intelligence/
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