CVE - CVE-2017-15126

CVE-ID
CVE-2017-15126	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
A use-after-free flaw was found in fs/userfaultfd.c in the Linux kernel before 4.13.6. The issue is related to the handling of fork failure when dealing with event messages. Failure to fork correctly can lead to a situation where a fork event will be removed from an already freed list of events with userfaultfd_ctx_put().
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:102516 URL:http://www.securityfocus.com/bid/102516 MISC:RHSA-2018:0676 URL:https://access.redhat.com/errata/RHSA-2018:0676 MISC:RHSA-2018:1062 URL:https://access.redhat.com/errata/RHSA-2018:1062 MISC:http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=384632e67e0829deb8015ee6ad916b180049d252 URL:http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=384632e67e0829deb8015ee6ad916b180049d252 MISC:https://access.redhat.com/security/cve/CVE-2017-15126 URL:https://access.redhat.com/security/cve/CVE-2017-15126 MISC:https://bugzilla.redhat.com/show_bug.cgi?id=1523481 URL:https://bugzilla.redhat.com/show_bug.cgi?id=1523481 MISC:https://github.com/torvalds/linux/commit/384632e67e0829deb8015ee6ad916b180049d252 URL:https://github.com/torvalds/linux/commit/384632e67e0829deb8015ee6ad916b180049d252 MISC:https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.6 URL:https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.6
Assigning CNA
Red Hat, Inc.
Date Record Created
20171008	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20171008)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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