CVE-2019-19079 — Missing Release of Memory after Effective Lifetime in Kernel

CWE-401 — Missing Release of Memory after Effective LifetimeCWE-400 — Uncontrolled Resource Consumption10 documents8 sources
Severity
7.5HIGHNVD
EPSS
1.3%
top 20.51%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Linux KernelDebian LinuxCanonical Ubuntu Linux
Timeline
PublishedNov 18
Latest updateDec 22

Description

A memory leak in the qrtr_tun_write_iter() function in net/qrtr/tun.c in the Linux kernel before 5.3 allows attackers to cause a denial of service (memory consumption), aka CID-a21b7f0cff19.

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 Packages3 packages

▶NVDlinux/linux_kernel4.18 — 4.19.89+1
▶Debianlinux/linux_kernel< 5.3.7-1+3
▶debiandebian/linux< linux 5.3.7-1 (bookworm)

Also affects: Ubuntu Linux 18.04

Patches

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

🔴Vulnerability Details

3
GHSA
GHSA-jj7f-jm56-7q3f: A memory leak in the qrtr_tun_write_iter() function in net/qrtr/tun↗2022-05-24
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OSV
linux-aws-5.0, linux-gcp, linux-gke-5.0, linux-oracle-5.0 vulnerabilities↗2020-01-29
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OSV
CVE-2019-19079: A memory leak in the qrtr_tun_write_iter() function in net/qrtr/tun↗2019-11-18
▶

📋Vendor Advisories

3
Ubuntu
Linux kernel vulnerabilities↗2020-01-29
▶
Red Hat
kernel: memory leak in the qrtr_tun_write_iter() function in net/qrtr/tun.c leads to DoS↗2019-09-11
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Debian
CVE-2019-19079: linux - A memory leak in the qrtr_tun_write_iter() function in net/qrtr/tun.c in the Lin...↗2019
▶

📄Research Papers

1
arXiv
How Far Have We Gone in Vulnerability Detection Using Large Language Models↗2023-12-22
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💬Community

2
Bugzilla
CVE-2019-19079 kernel: memory leak in the qrtr_tun_write_iter() function in net/qrtr/tun.c leads to DoS↗2019-11-25
▶
Bugzilla
CVE-2019-19079 kernel: memory leak in the qrtr_tun_write_iter() function in net/qrtr/tun.c leads to DoS [fedora-all]↗2019-11-25
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