Description
Use-after-free vulnerability in the disk_seqf_stop function in block/genhd.c in the Linux kernel before 4.7.1 allows local users to gain privileges by leveraging the execution of a certain stop operation even if the corresponding start operation had failed.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://github.com/torvalds/linux/commit/77da160530dd1dc94f6ae15a981f24e5f0021e84 ↗
- https://access.redhat.com/errata/RHSA-2017:1308 ↗
- http://source.android.com/security/bulletin/2016-11-01.html ↗
- https://access.redhat.com/errata/RHSA-2017:0892 ↗
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.1 ↗
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=77da160530dd1dc94f6ae15a981f24e5f0021e84 ↗
- https://access.redhat.com/errata/RHSA-2017:1298 ↗
- http://www.securityfocus.com/bid/94135 ↗
- https://access.redhat.com/errata/RHSA-2017:1297 ↗