CVE-2026-35369

MEDIUM

uutils coreutils kill System-wide Process Termination and Denial of Service via Argument Misinterpretation

Title source: cna
STIX 2.1

Description

An argument parsing error in the kill utility of uutils coreutils incorrectly interprets kill -1 as a request to send the default signal (SIGTERM) to PID -1. Sending a signal to PID -1 causes the kernel to terminate all processes visible to the caller, potentially leading to a system crash or massive process termination. This differs from GNU coreutils, which correctly recognizes -1 as a signal number in this context and would instead report a missing PID argument.

References (2)

Core 2
Core References

Scores

CVSS v3 5.5
EPSS 0.0013
EPSS Percentile 2.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-20
Status published
Products (3)
crates.io/coreutils 0 - 0.6.0crates.io
Uutils/coreutils < 0.6.0
uutils/coreutils < 0.6.0
Published Apr 22, 2026
Tracked Since Apr 22, 2026