CVE-2015-4170
- Source
- https://cve.org/CVERecord?id=CVE-2015-4170
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2015-4170.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2015-4170
- Downstream
- Withdrawn
- 2026-01-27T04:15:02.909626Z
- Published
- 2016-05-02T10:59:12Z
- Modified
- 2026-01-27T04:15:02.909626Z
- Severity
-
- 4.7 (Medium) CVSS_V3 - CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
Race condition in the ldsemcmpxchg function in drivers/tty/ttyldsem.c in the Linux kernel before 3.13-rc4-next-20131218 allows local users to cause a denial of service (ldsemdownread and ldsemdownwrite deadlock) by establishing a new tty thread during shutdown of a previous tty thread.
- References
-
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cf872776fc84128bb779ce2b83a37c884c3203ae
- https://access.redhat.com/errata/RHSA-2016:1395
- https://bugzilla.redhat.com/show_bug.cgi?id=1218879
- https://github.com/torvalds/linux/commit/cf872776fc84128bb779ce2b83a37c884c3203ae
- https://www.kernel.org/pub/linux/kernel/next/patch-v3.13-rc4-next-20131218.xz
- http://www.openwall.com/lists/oss-security/2015/05/26/1
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- http://www.securityfocus.com/bid/74820