SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAwaiting Analysis

CVE-2026-40272

Improper Input Validation in the decode() function of the traceparser library could allow an attacker with a corrupted kernel trace event log (.kev) file, to execute arbitrary code or cause a crash in processes that use libtraceparser in QNX hosts or…

HIGH 7.0EPSS 0.11%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.11%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Improper Input Validation in the decode() function of the traceparser library could allow an attacker with a corrupted kernel trace event log (.kev) file, to execute arbitrary code or cause a crash in processes that use libtraceparser in QNX hosts or targets.

CVSS 3.1
7.0 HIGHCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
0.11% probability · 2th percentile
CISA KEV
Not listed
Weakness
CWE-1284
Source
secure@blackberry.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.