CVE-2019-19769: fedoraproject fedora Use After Free
Vulnerability summary
CVE-2019-19769 is a medium (CVSS 6.7) Use After Free vulnerability in fedoraproject fedora. EPSS estimates a 1.35% chance of exploitation in the next 30 days, higher than 71.6% of scored vulnerabilities.
Not severe (CVSS 6.7, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 14 · Related 12Timeline
- 12-12-2019PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
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).
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated6.7MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated6.7MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
1.35%
Chance of exploitation in the next 30 days
Percentile
72%
Versus all other CVEs
30-day change
No change 0.00 pp
From 1.35% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, administrative account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu25 products
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.3< 5.3.0-1019.21~18.04.1
- linux-azureAll versions (No fix recorded)
- linux-azure-5.3< 5.3.0-1022.23~18.04.1
- linux-azure-edgeAll versions (No fix recorded)
Debian1 product
- linux< 5.5.13-1
Fedoraproject1 product
- fedoraEOL30 | 31
Linux1 product
- linux_kernel≤ 5.3.10
4 vendors · 28 products
