CVE-2019-19769

MEDIUM
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

In the Linux kernel 5.3.10, there is a use-after-free (read) in the perf_trace_lock_acquire function (related to include/trace/events/lock.h).

References

https://bugzilla.kernel.org/show_bug.cgi?id=205705

https://lists.fedoraproject.org/archives/list/[email protected]/message/TF4PQZBEPNXDSK5DOBMW54OCLP25FTCD/

https://lists.fedoraproject.org/archives/list/[email protected]/message/VJSIZWKW7RDHKU3CHC5BFAQI43NVHLUQ/

https://security.netapp.com/advisory/ntap-20200103-0001/

https://usn.ubuntu.com/4368-1/

https://usn.ubuntu.com/4369-1/

Details

Source: MITRE

Published: 2019-12-12

Updated: 2020-05-30

Type: CWE-416

Risk Information

CVSS v2

Base Score: 6.5

Vector: AV:N/AC:L/Au:S/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 8

Severity: MEDIUM

CVSS v3

Base Score: 6.7

Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 0.8

Severity: MEDIUM

Tenable Plugins

View all (12 total)

IDNameProductFamilySeverity
150927SUSE SLES15 Security Update : kernel (SUSE-SU-2021:1975-1)NessusSuSE Local Security Checks
critical
150901SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2021:1977-1)NessusSuSE Local Security Checks
critical
149892openSUSE Security Update : the Linux Kernel (openSUSE-2021-758)NessusSuSE Local Security Checks
critical
148747SUSE SLED15 / SLES15 Security Update : kernel (SUSE-SU-2021:1238-1)NessusSuSE Local Security Checks
critical
148698SUSE SLES15 Security Update : kernel (SUSE-SU-2021:1211-1)NessusSuSE Local Security Checks
critical
148438openSUSE Security Update : the Linux Kernel (openSUSE-2021-532)NessusSuSE Local Security Checks
critical
138488Oracle Linux 7 / 8 : Unbreakable Enterprise kernel (ELSA-2020-5756)NessusOracle Linux Local Security Checks
high
136966Ubuntu 18.04 LTS / 19.10 : Linux kernel regression (USN-4369-2)NessusUbuntu Local Security Checks
high
136759Ubuntu 18.04 LTS / 19.10 : Linux kernel vulnerabilities (USN-4369-1)NessusUbuntu Local Security Checks
high
136733Ubuntu 18.04 LTS : Linux kernel vulnerabilities (USN-4368-1)NessusUbuntu Local Security Checks
medium
135598Fedora 30 : kernel / kernel-headers / kernel-tools (2020-73c00eda1c)NessusFedora Local Security Checks
high
134993Fedora 31 : kernel (2020-76966b3419)NessusFedora Local Security Checks
medium