Vulnerability Details : CVE-2019-19769
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).
Vulnerability category: Memory Corruption
Exploit prediction scoring system (EPSS) score for CVE-2019-19769
Probability of exploitation activity in the next 30 days: 0.05%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 12 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2019-19769
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST |
6.7
|
MEDIUM | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
0.8
|
5.9
|
NIST |
CWE ids for CVE-2019-19769
-
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-19769
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https://bugzilla.kernel.org/show_bug.cgi?id=205705
205705 – Linux Kernel 5.3.10 - perf_trace_lock_acquire use-after-freeIssue Tracking;Vendor Advisory
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https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TF4PQZBEPNXDSK5DOBMW54OCLP25FTCD/
[SECURITY] Fedora 30 Update: kernel-tools-5.5.16-100.fc30 - package-announce - Fedora Mailing-ListsThird Party Advisory
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https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VJSIZWKW7RDHKU3CHC5BFAQI43NVHLUQ/
[SECURITY] Fedora 31 Update: kernel-5.5.11-200.fc31 - package-announce - Fedora Mailing-ListsThird Party Advisory
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https://usn.ubuntu.com/4369-1/
USN-4369-1: Linux kernel vulnerabilities | Ubuntu security notices
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https://usn.ubuntu.com/4368-1/
USN-4368-1: Linux kernel vulnerabilities | Ubuntu security notices
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https://security.netapp.com/advisory/ntap-20200103-0001/
December 2019 Linux Kernel Vulnerabilities in NetApp Products | NetApp Product SecurityThird Party Advisory
Products affected by CVE-2019-19769
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*