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CVE-2017-5546

HIGH

7.8

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.

CVE Details

CVSS v3.1 Score7.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published2/6/2017

Last Modified4/20/2025

Sourcenvd

Honeypot Sightings0

Affected Products

linux:linux_kernel

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c4e490cf148e85ead0d1b1c2caaba833f1d5b29f(cve@mitre.org)

http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5(cve@mitre.org)

http://www.openwall.com/lists/oss-security/2017/01/21/3(cve@mitre.org)

http://www.securityfocus.com/bid/95711(cve@mitre.org)

https://bugzilla.redhat.com/show_bug.cgi?id=1415733(cve@mitre.org)

https://github.com/torvalds/linux/commit/c4e490cf148e85ead0d1b1c2caaba833f1d5b29f(cve@mitre.org)

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c4e490cf148e85ead0d1b1c2caaba833f1d5b29f(af854a3a-2127-422b-91ae-364da2661108)

http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5(af854a3a-2127-422b-91ae-364da2661108)

http://www.openwall.com/lists/oss-security/2017/01/21/3(af854a3a-2127-422b-91ae-364da2661108)

http://www.securityfocus.com/bid/95711(af854a3a-2127-422b-91ae-364da2661108)

https://bugzilla.redhat.com/show_bug.cgi?id=1415733(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/torvalds/linux/commit/c4e490cf148e85ead0d1b1c2caaba833f1d5b29f(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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