HIGH7.8
The __ext4_journal_stop function in fs/ext4/ext4_jbd2.c in the Linux kernel before 4.3.3 allows local users to gain privileges or cause a denial of service (use-after-free) by leveraging improper access to a certain error field.
CVSS 2.0CRITICAL 9.3
CVSS:2.0/AV:N/AC:M/Au:N/C:C/I:C/A:CCVSS 3.xHIGH 7.8
CVSS:3.x/CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HReferences
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6934da9238da947628be83635e365df41064b09b
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.3
- http://www.securityfocus.com/bid/94135
- https://github.com/torvalds/linux/commit/6934da9238da947628be83635e365df41064b09b
- https://source.android.com/security/bulletin/2016-11-01.html
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6934da9238da947628be83635e365df41064b09b
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.3.3
- http://www.securityfocus.com/bid/94135
- https://github.com/torvalds/linux/commit/6934da9238da947628be83635e365df41064b09b
- https://source.android.com/security/bulletin/2016-11-01.html