CVE-2019-12614NULL Pointer Dereference in Linux

Severity
4.1MEDIUMNVD
OSV9.8OSV6.8OSV3.3
EPSS
0.1%
top 75.57%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJun 3
Latest updateMay 24

Description

An issue was discovered in dlpar_parse_cc_property in arch/powerpc/platforms/pseries/dlpar.c in the Linux kernel through 5.1.6. There is an unchecked kstrdup of prop->name, which might allow an attacker to cause a denial of service (NULL pointer dereference and system crash).

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:HExploitability: 0.5 | Impact: 3.6

Affected Packages5 packages

Debianlinux/linux_kernel< 5.3.7-1+3
Ubuntulinux/linux_kernel< 4.4.0-159.187+1
debiandebian/linux< linux 5.3.7-1 (bookworm)
NVDopensuse/leap15.0, 15.1+1

Also affects: Ubuntu Linux 14.04, 16.04, 18.04, 19.04, Enterprise Linux 7.0, 8.0, Fedora 29, 30

Patches

🔴Vulnerability Details

6
GHSA
GHSA-h6wh-9428-q73r: An issue was discovered in dlpar_parse_cc_property in arch/powerpc/platforms/pseries/dlpar2022-05-24
OSV
linux-lts-xenial, linux-aws vulnerabilities2019-08-13
OSV
linux, linux-hwe, linux-azure, linux-gcp, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities2019-08-13
OSV
linux, linux-aws, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities2019-08-13
OSV
linux, linux-hwe, linux-azure, linux-gcp, linux-gke-4.15, linux-kvm, linux-oem, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities2019-08-13

📋Vendor Advisories

6
Ubuntu
Linux kernel (Xenial HWE) vulnerabilities2019-08-13
Ubuntu
Linux kernel vulnerabilities2019-08-13
Ubuntu
Linux kernel vulnerabilities2019-08-13
Ubuntu
Linux kernel vulnerabilities2019-08-13
Red Hat
kernel: null pointer dereference in dlpar_parse_cc_property in arch/powerrc/platforms/pseries/dlpar.c causing denial of service2019-06-03

💬Community

2
Bugzilla
CVE-2019-12614 CVE-2019-12615 kernel: various flaws [fedora-all]2019-06-07
Bugzilla
CVE-2019-12614 kernel: null pointer dereference in dlpar_parse_cc_property in arch/powerrc/platforms/pseries/dlpar.c causing denial of service2019-06-07