CVEvulnerability
CVE-2017-5546
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2017-02-06
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C
Description
The freelist-randomization feature in mm/slab.c in the Linux kernel 4.8.x and 4.9.x before 4.9.5 allows local users to cause a denial of service (duplicate freelist entries and system crash) or possibly have unspecified other impact in opportunistic circumstances by leveraging the selection of a large value for a random number.
Affected configurations
• linux linux kernel (>= 4.7 < 4.9.5)
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c4e490cf148e85ead0d1b1c2caaba833f1d5b29f Issue Tracking, Patch, Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5 Release Notes, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2017/01/21/3 Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/95711 Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1415733 Issue Tracking, Patch
- https://github.com/torvalds/linux/commit/c4e490cf148e85ead0d1b1c2caaba833f1d5b29f Issue Tracking, Patch, Third Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c4e490cf148e85ead0d1b1c2caaba833f1d5b29f Issue Tracking, Patch, Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5 Release Notes, Vendor Advisory
- http://www.openwall.com/lists/oss-security/2017/01/21/3 Mailing List, Patch, Third Party Advisory
- http://www.securityfocus.com/bid/95711 Third Party Advisory, VDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1415733 Issue Tracking, Patch
- https://github.com/torvalds/linux/commit/c4e490cf148e85ead0d1b1c2caaba833f1d5b29f Issue Tracking, Patch, Third Party Advisory