Secunia Security Advisory - Red Hat has issued an update for the kernel. This fixes some security issues and a vulnerability, which can be exploited by malicious, local users to bypass certain security restrictions, disclose potentially sensitive information, and cause a DoS (Denial of Service).
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TITLE:
Red Hat update for kernel
SECUNIA ADVISORY ID:
SA36759
VERIFY ADVISORY:
https://secunia.com/advisories/36759/
DESCRIPTION:
Red Hat has issued an update for the kernel. This fixes some security
issues and a vulnerability, which can be exploited by malicious, local
users to bypass certain security restrictions, disclose potentially
sensitive information, and cause a DoS (Denial of Service).
For more information:
SA35801
SA35983
SA36136
1) An incorrect permission check within the z90crypt driver can be
exploited to bypass intended security restrictions.
Successful exploitation requires that the attacker has an effective
user ID of 0.
SOLUTION:
Updated packages are available via Red Hat Network.
https://rhn.redhat.com
PROVIDED AND/OR DISCOVERED BY:
1) Solar Designer
ORIGINAL ADVISORY:
RHSA-2009-1438:
https://rhn.redhat.com/errata/RHSA-2009-1438.html
OTHER REFERENCES:
SA35801:
https://secunia.com/advisories/35801/
SA35983:
https://secunia.com/advisories/35983/
SA36136:
https://secunia.com/advisories/36136/
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