CVE-2018-1123
procps: denial of service in ps via mmap buffer overflow
Loading…
Severity
LowRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · May 18, 2018
Updated · June 30, 2026
Description
Due to incorrect accounting when decoding and escaping Unicode data in procfs, ps is vulnerable to overflowing an mmap()ed region when formatting the process list for display. Since ps maps a guard page at the end of the buffer, impact is limited to a crash.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 3.9CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:L
CWE-122 · Heap-based Buffer Overflow