FlawAtlas
Search the atlas
CVE-2013-2094 Not scored

Confirmed as exploited

CVE-2013-2094

The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9 uses an incorrect integer data type, which allows local users to gain privileges via a crafted perf_event_open system call.

Exploit probability 47.7%
Published May 14, 2013
Required by October 6, 2022
Last source change April 10, 2026

01 / ACTION

Required action

Apply updates per vendor instructions.

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Cybersecurity and Infrastructure Security Agency Known Exploited Vulnerabilities CVE-2013-2094

Linux kernel fails to check all 64 bits of attr.config passed by user space, resulting to out-of-bounds access of the perf_swevent_enabled array in sw_perf_event_destroy(). Explotation allows for privilege escalation.

View original source
Open Source Vulnerabilities CVE-2013-2094

The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9 uses an incorrect integer data type, which allows local users to gain privileges via a crafted perf_event_open system call.

View original source

05 / REFERENCES

Further evidence