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CVE-2015-8839

CVSS v3.1 5.1 (Medium)
51% Progress
CVSS v2.0 1.9 (Low)
19% Progress
EPSS 0.14 % (51th)
0.14% Progress
Affected Products 2
Advisories 9
Info CVSS EPSS CAPEC Affected Configurations References Security Advisories Packages & Software OVAL Tools, Exploits & PoC Graph Web & Social Timeline

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.

Weaknesses
CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CVE Status
PUBLISHED
CNA
MITRE
Published Date
2016-05-02 10:59:22
(8 years ago)
Updated Date
2020-10-02 14:56:08
(4 years ago)

Affected Products

Canonical

Linux

Configuration #1

    CPE23 From Up To
  Linux Kernel 4.4.221 and prior versions cpe:2.3:o:linux:linux_kernel <= 4.4.221
  Linux Kernel 4.5 Rc1 cpe:2.3:o:linux:linux_kernel:4.5:rc1
  Linux Kernel 4.5 Rc2 cpe:2.3:o:linux:linux_kernel:4.5:rc2
  Linux Kernel 4.5 Rc3 cpe:2.3:o:linux:linux_kernel:4.5:rc3
  Linux Kernel 4.5 Rc4 cpe:2.3:o:linux:linux_kernel:4.5:rc4
  Linux Kernel 4.5 Rc5 cpe:2.3:o:linux:linux_kernel:4.5:rc5
  Linux Kernel 4.5 Rc6 cpe:2.3:o:linux:linux_kernel:4.5:rc6
  Linux Kernel 4.5 Rc7 cpe:2.3:o:linux:linux_kernel:4.5:rc7

Configuration #2

    CPE23 From Up To
  Canonical Ubuntu Linux 14.04 cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts
  Canonical Ubuntu Linux 16.04 cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts