CVE-2019-18806CWE-401

CVE-2019-18806

Medium · published November 7, 2019

CVSS v3.1
5.5
EPSS
0%
Percentile
27.2
In the wild
Unconfirmed
What it is

A memory leak in the ql_alloc_large_buffers() function in drivers/net/ethernet/qlogic/qla3xxx.c in the Linux kernel before 5.3.5 allows local users to cause a denial of service (memory consumption) by triggering pci_dma_mapping_error() failures, aka CID-1acb8f2a7a9f.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00348 · 27.2th percentile
Weakness
CWE-401 · Missing Release of Memory after Effective Lifetime
Published
2019-11-07T21:15Z
Affected products (1)
ProductVersionsFixed in
linux/linux_kernel< 5.3.55.3.5
References (4)
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.5 · [email protected]https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1acb8f2a7a9f10543868ddd737e37424d5c36cf4 · [email protected]https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.5 · af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1acb8f2a7a9f10543868ddd737e37424d5c36cf4 · af854a3a-2127-422b-91ae-364da2661108
EPSS history
Timeline
  • 07 NOV 15:30Z
    A memory leak in the ql_alloc_large_buffers() function in drivers/net/ethernet/qlogic/qla3xxx.c in the Linux kernel before 5.3.5 allows local users to cause a…
    cvelistv5