CVE-2019-19965 — NULL Pointer Dereference in Kernel

CWE-476 — NULL Pointer DereferenceCWE-362 — Race Condition20 documents8 sources
Severity
4.7MEDIUMNVD
OSV5.5
EPSS
0.0%
top 87.67%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
5
Linux KernelNetapp E-series Santricity OS ControllerCanonical Ubuntu Linux+2 more
Timeline
PublishedDec 25
Latest updateMay 24

Description

In the Linux kernel through 5.4.6, there is a NULL pointer dereference in drivers/scsi/libsas/sas_discover.c because of mishandling of port disconnection during discovery, related to a PHY down race condition, aka CID-f70267f379b5.

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.0 | Impact: 3.6

Affected Packages5 packages

▶Debianlinux/linux_kernel< 5.4.13-1+3
▶Ubuntulinux/linux_kernel< 4.4.0-174.204+1
▶NVDopensuse/leap15.1

Also affects: Debian Linux 8.0, Ubuntu Linux 14.04, 16.04, 18.04, 19.10

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

9
GHSA
GHSA-fg2v-2x5h-36qc: In the Linux kernel through 5↗2022-05-24
▶
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
linux, linux-aws, linux-aws-hwe, linux-azure, linux-gcp, linux-gke-4.15, linux-hwe, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities↗2020-02-18
▶
OSV
linux, linux-aws, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities↗2020-02-18
▶
OSV
linux-azure vulnerabilities↗2020-02-18
▶

📋Vendor Advisories

8
Ubuntu
Linux kernel vulnerabilities↗2020-02-19
▶
Ubuntu
Linux kernel vulnerabilities↗2020-02-18
▶
Ubuntu
Linux kernel vulnerabilities↗2020-02-18
▶
Ubuntu
Linux kernel (Azure) vulnerabilities↗2020-02-18
▶
Ubuntu
Linux kernel vulnerabilities↗2020-02-18
▶

💬Community

2
Bugzilla
CVE-2019-19965 kernel: NULL pointer dereference in drivers/scsi/libsas/sas_discover.c because of mishandling of port disconnection during discovery [fedora-all]↗2020-01-23
▶
Bugzilla
CVE-2019-19965 kernel: NULL pointer dereference in drivers/scsi/libsas/sas_discover.c because of mishandling of port disconnection during discovery↗2020-01-23
▶
CVE-2019-19965 — NULL Pointer Dereference in Kernel | cvebase