CVE-2019-19074Missing Release of Memory after Effective Lifetime in Kernel

Severity
7.5HIGHNVD
OSV5.5OSV4.7
EPSS
0.5%
top 35.57%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedNov 18
Latest updateMay 24

Description

A memory leak in the ath9k_wmi_cmd() function in drivers/net/wireless/ath/ath9k/wmi.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption), aka CID-728c1e2a05e4.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages4 packages

NVDlinux/linux_kernel4.54.9.233+4
Debianlinux/linux_kernel< 5.4.6-1+3
Ubuntulinux/linux_kernel< 4.4.0-190.220+1
debiandebian/linux< linux 5.4.6-1 (bookworm)

Also affects: Debian Linux 9.0, Ubuntu Linux 14.04, 16.04, 18.04

Patches

🔴Vulnerability Details

4
GHSA
GHSA-q867-j66r-989p: A memory leak in the ath9k_wmi_cmd() function in drivers/net/wireless/ath/ath9k/wmi2022-05-24
OSV
linux, linux-aws, linux-kvm, linux-lts-xenial, linux-raspi2, linux-snapdragon vulnerabilities2020-09-24
OSV
linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-gcp, linux-gcp-4.15, linux-gke-4.15, linux-hwe, linux-kvm, linux-oem, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities2020-09-23
OSV
CVE-2019-19074: A memory leak in the ath9k_wmi_cmd() function in drivers/net/wireless/ath/ath9k/wmi2019-11-18

📋Vendor Advisories

4
Ubuntu
Linux kernel vulnerabilities2020-09-24
Ubuntu
Linux kernel vulnerabilities2020-09-23
Red Hat
kernel: a memory leak in the ath9k management function in allows local DoS2019-11-21
Debian
CVE-2019-19074: linux - A memory leak in the ath9k_wmi_cmd() function in drivers/net/wireless/ath/ath9k/...2019

💬Community

2
Bugzilla
CVE-2019-19074 kernel: a memory leak in the ath9k management function in allows local DoS2019-11-21
Bugzilla
CVE-2019-19074 kernel: a memory leak in the ath9k_wmi_cmd() function in drivers/net/wireless/ath/ath9k/wmi.c allows DoS [fedora-all]2019-11-21