CVE-2019-8980

moderate-risk

Published 2019-02-21

A memory leak in the kernel_read_file function in fs/exec.c in the Linux kernel through 4.20.11 allows attackers to cause a denial of service (memory consumption) by triggering vfs_read failures.

Do I need to act?

2.1% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.5/10 High

NETWORK / LOW complexity

Affected Products (8)

Linux Kernel

Ubuntu Linux

Leap

Debian Linux

Affected Vendors

Debian Linux Canonical Opensuse

References (20)

Mailing List http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00052.html

Third Party Advisory http://www.securityfocus.com/bid/107120

Mailing List https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html

Third Party Advisory https://support.f5.com/csp/article/K56480726

Third Party Advisory https://usn.ubuntu.com/3930-1/

Third Party Advisory https://usn.ubuntu.com/3930-2/

Third Party Advisory https://usn.ubuntu.com/3931-1/

Third Party Advisory https://usn.ubuntu.com/3931-2/

https://www.mail-archive.com/linux-kernel%40vger.kernel.org/msg1935698.html

https://www.mail-archive.com/linux-kernel%40vger.kernel.org/msg1935705.html