CVE-2019-10140

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2019-08-15 · updated 2026-06-17
Weakness: CWE-476

Description

A vulnerability was found in Linux kernel's, versions up to 3.10, implementation of overlayfs. An attacker with local access can create a denial of service situation via NULL pointer dereference in ovl_posix_acl_create function in fs/overlayfs/dir.c. This can allow attackers with ability to create directories on overlayfs to crash the kernel creating a denial of service (DOS).

Affected products

Linux kernel: through 3.10
Red Hat Enterprise Linux: 7.0

References

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10140
https://security.netapp.com/advisory/ntap-20190905-0002/
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10140
https://security.netapp.com/advisory/ntap-20190905-0002/

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