Information disclosure in Linux Kernel
CVE-2017-5967
The time subsystem in the Linux kernel through 4.9.9, when CONFIG_TIMER_STATS is enabled, allows local users to discover real PID values (as distinguished from PID values inside a PID namespace) by reading the /proc/timer_list file, related to the print_timer function in kernel/time/timer_list.c and the __timer_stats_timer_set_start_info function in kernel/time/timer.c.
Vulnerability class: Information Disclosure
EPSS: 0.003 (26.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.0 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Linux Linux_kernel
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
- cve@mitre.org (vdb-entry, x_refsource_BID)
- cve@mitre.org (x_refsource_MISC, Issue Tracking)
Frequently asked questions
- What is CVE-2017-5967?
- CVE-2017-5967 is a medium-severity vulnerability in Linux Kernel, classified under Information Disclosure. CVSS score: 4.0/10. Published 2017-02-14.
- How severe is CVE-2017-5967?
- Medium severity. CVSS v3 base score is 4.0 out of 10.
- Is CVE-2017-5967 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.