Secunia Security Advisory - Ubuntu has issued an update for linux and linux-ec2. This fixes some weaknesses and vulnerabilities, which can be exploited by malicious, local users to disclose system information and potentially sensitive information, cause a DoS (Denial of Service), and gain escalated privileges, and by malicious people to disclose potentially sensitive information.
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TITLE:
Ubuntu update for linux and linux-ec2
SECUNIA ADVISORY ID:
SA42758
VERIFY ADVISORY:
Secunia.com
http://secunia.com/advisories/42758/
Customer Area (Credentials Required)
https://ca.secunia.com/?page=viewadvisory&vuln_id=42758
RELEASE DATE:
2011-01-12
DISCUSS ADVISORY:
http://secunia.com/advisories/42758/#comments
AVAILABLE ON SITE AND IN CUSTOMER AREA:
* Last Update
* Popularity
* Comments
* Criticality Level
* Impact
* Where
* Solution Status
* Operating System / Software
* CVE Reference(s)
http://secunia.com/advisories/42758/
ONLY AVAILABLE IN CUSTOMER AREA:
* Authentication Level
* Report Reliability
* Secunia PoC
* Secunia Analysis
* Systems Affected
* Approve Distribution
* Remediation Status
* Secunia CVSS Score
* CVSS
https://ca.secunia.com/?page=viewadvisory&vuln_id=42758
ONLY AVAILABLE WITH SECUNIA CSI AND SECUNIA PSI:
* AUTOMATED SCANNING
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 and linux-ec2. This fixes some
weaknesses and vulnerabilities, which can be exploited by malicious,
local users to disclose system information and potentially sensitive
information, cause a DoS (Denial of Service), and gain escalated
privileges, and by malicious people to disclose potentially sensitive
information.
For more information:
SA40205
SA41002
SA41440
SA41462
SA41493
SA41693
1) An integer overflow within the "btrfs_ioctl_clone" function in
fs/btrfs/ioctl.c can be exploited to e.g. disclose sensitive
information.
2) Incorrect permission checks within the "btrfs_ioctl_clone"
function in fs/btrfs/ioctl.c can be exploited to overwrite
append-only files.
Note: CVE-2010-2537 and CVE-2010-2538 only affect Ubuntu 9.10.
CVE-2010-2962 does not affect Ubuntu 10.10.
SOLUTION:
Apply updated packages.
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/
ORIGINAL ADVISORY:
USN-1041-1:
https://lists.ubuntu.com/archives/ubuntu-security-announce/2011-January/001224.html
OTHER REFERENCES:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/
DEEP LINKS:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/
EXTENDED DESCRIPTION:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/
EXTENDED SOLUTION:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/
EXPLOIT:
Further details available in Customer Area:
http://secunia.com/products/corporate/EVM/
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