Denial Of Service (DoS)

The kernel is vulnerable to Denial Of Service DoS. Due to a flaw found in the gfs2lock implementation, the GFS2 locking code could skip the lock operation for files that have the SISGID bit set-group-ID on execution in their mode set. A local, unprivileged user on a system that has a GFS2 file...

Important: Red Hat Security Advisory: kernel security and bug fix update

Updated kernel packages that fix multiple security issues and several bugs are now available for Red Hat Enterprise Linux 5.4 Extended Update Support. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System CVSS base scores...

kernel: bug in GFS/GFS2 locking code leads to dos

The gfs2lock function in the Linux kernel before 2.6.34-rc1-next-20100312, and the gfslock function in the Linux kernel on Red Hat Enterprise Linux RHEL 5 and 6, does not properly remove POSIX locks on files that are setgid without group-execute permission, which allows local users to cause a...

Important: Red Hat Security Advisory: Red Hat Enterprise Linux 5.5 kernel security and bug fix update

Updated kernel packages that fix three security issues, address several hundred bugs, and add numerous enhancements are now available as part of the ongoing support and maintenance of Red Hat Enterprise Linux version 5. This is the fifth regular update. The Red Hat Security Response Team has rate...