Medium severity5.1NVD Advisory· Published May 2, 2016· Updated May 6, 2026
CVE-2015-8839
CVE-2015-8839
Description
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 products
10cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 7 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: <=4.4.221
- cpe:2.3:o:linux:linux_kernel:4.5:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:4.5:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:4.5:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:4.5:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:4.5:rc5:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:4.5:rc6:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:4.5:rc7:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*+ 1 more
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
14- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/nvdVendor Advisory
- www.openwall.com/lists/oss-security/2016/04/01/4nvdMailing ListThird Party Advisory
- www.securityfocus.com/bid/85798nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1035455nvdThird Party AdvisoryVDB Entry
- www.ubuntu.com/usn/USN-3005-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-3006-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-3007-1nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2017:1842nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2017:2077nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2017:2669nvdThird Party Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingThird Party Advisory
- github.com/torvalds/linux/commit/ea3d7209ca01da209cda6f0dea8be9cc4b7a933bnvdThird Party Advisory
- lists.debian.org/debian-lts-announce/2020/06/msg00011.htmlnvdThird Party Advisory
- lists.debian.org/debian-lts-announce/2020/06/msg00013.htmlnvdThird Party Advisory
News mentions
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