CVE-2015-8953

fs/overlayfs/copy_up.c in the Linux kernel before 4.2.6 uses an incorrect cleanup code path, which allows local users to cause a denial of service (dentry reference leak) via filesystem operations on a large file in a lower overlayfs layer.

CVSS v3.0

5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CVSS v2.0

4.9 MEDIUMAV:L/AC:L/Au:N/C:N/I:N/A:C

EPSS

0.54% chance of exploitation in the next 30 days, 43th percentile

Published

2016-10-16

Updated

2024-08-06

Proof-of-concept exploits (1)

• http://www.openwall.com/lists/oss-security/2016/08/23/9

References

• CVE Record
• NVD entry

Related

• CVE-2015-8925
• CVE-2015-8966
• CVE-2015-8915
• CVE-2015-8968
• CVE-2015-8873
• CVE-2015-8969