High severity7.5NVD Advisory· Published Nov 18, 2019· Updated Jun 17, 2026

CVE-2019-19079

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Canonical/Ubuntu Linux
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
Linux/Kernel2 versions
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=4.18,<4.19.89
- (no CPE)range: <5.3
Linux/Linux kerneldescription
NetApp/NetAppllm-fuzzy
Ubuntu/Ubuntullm-fuzzy

Patches

Vulnerability mechanics

References

github.com/torvalds/linux/commit/a21b7f0cff1906a93a0130b74713b15a0b36481dnvdPatchTool Signature
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3nvdRelease NotesVendor Advisory
security.netapp.com/advisory/ntap-20191205-0001/nvdThird Party Advisory
usn.ubuntu.com/4258-1/nvdThird Party Advisory

News mentions

No linked articles in our index yet.

cvss	0.488
epss	0.002
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000