CVE-2019-18811 — Missing Release of Memory after Effective Lifetime in Linux

CWE-401 — Missing Release of Memory after Effective LifetimeCWE-400 — Uncontrolled Resource Consumption9 documents7 sources
Severity
5.5MEDIUMNVD
EPSS
0.1%
top 68.24%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Linux KernelDebian LinuxFedoraproject Fedora+1 more
Timeline
PublishedNov 7
Latest updateMay 24

Description

A memory leak in the sof_set_get_large_ctrl_data() function in sound/soc/sof/ipc.c in the Linux kernel through 5.3.9 allows attackers to cause a denial of service (memory consumption) by triggering sof_get_ctrl_copy_params() failures, aka CID-45c1380358b1.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages3 packages

▶Debianlinux/linux_kernel< 5.3.15-1+3
▶debiandebian/linux< linux 5.3.15-1 (bookworm)

Also affects: Enterprise Linux 8.0, Fedora 30, 31

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-grcg-hjg8-mrhw: A memory leak in the sof_set_get_large_ctrl_data() function in sound/soc/sof/ipc↗2022-05-24
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OSV
linux, linux-aws, linux-azure, linux-azure-5.3, linux-gcp, linux-gcp-5.3, linux-hwe, linux-kvm, linux-oracle, linux-raspi2, linux-raspi2-5.3 vulnerabilities↗2020-02-19
▶
OSV
CVE-2019-18811: A memory leak in the sof_set_get_large_ctrl_data() function in sound/soc/sof/ipc↗2019-11-07
▶

📋Vendor Advisories

3
Ubuntu
Linux kernel vulnerabilities↗2020-02-19
▶
Red Hat
kernel: memory leak in sof_set_get_large_ctrl_data() function in sound/soc/sof/ipc.c↗2019-11-27
▶
Debian
CVE-2019-18811: linux - A memory leak in the sof_set_get_large_ctrl_data() function in sound/soc/sof/ipc...↗2019
▶

💬Community

2
Bugzilla
CVE-2019-18811 kernel: memory leak in sof_set_get_large_ctrl_data() function in sound/soc/sof/ipc.c [fedora-all]↗2019-11-27
▶
Bugzilla
CVE-2019-18811 kernel: memory leak in sof_set_get_large_ctrl_data() function in sound/soc/sof/ipc.c↗2019-11-27
▶