CVE-2015-8839

Description (CNA)

Multiple race conditions in the ext4 filesystem implementation in the Linux kernel before 4.5 allow local users to cause a denial of service (disk corruption) by writing to a page that is associated with a different user's file after unsynchronized hole punching and page-fault handling.

Affected (CNA)

CWE

No CWE identifiers supplied.

References

• https://bugzilla.redhat.com/show_bug.cgi?id=1323577
• http://www.ubuntu.com/usn/USN-3006-1
• http://www.securitytracker.com/id/1035455
• https://github.com/torvalds/linux/commit/ea3d7209ca01da209cda6f0dea8be9cc4b7a933b
• http://www.ubuntu.com/usn/USN-3005-1
• http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ea3d7209ca01da209cda6f0dea8be9cc4b7a933b
• https://access.redhat.com/errata/RHSA-2017:2669
• http://www.openwall.com/lists/oss-security/2016/04/01/4
• http://www.securityfocus.com/bid/85798
• https://access.redhat.com/errata/RHSA-2017:2077
• http://www.ubuntu.com/usn/USN-3007-1
• https://access.redhat.com/errata/RHSA-2017:1842
• https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
• https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html

ADP enrichment