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An out-of-bounds memory read flaw was found in the Linux kernel's BPF subsystem in how a user calls the bpftailcall function with a key…

CVE-2022-2905

An out-of-bounds memory read flaw was found in the Linux kernel's BPF subsystem in how a user calls the bpftailcall function with a key larger than the maxentries of the map. This flaw allows a local user to gain unauthorized access to data.

Assessment

CVSS
Not yet scored
Severity
Unscored
EPSS
0.36% chance of exploitation in the next 30 days
Known exploited
Not listed in CISA KEV
Exploit availability
Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published
9 September 2022
Last updated
2 November 2026
Affected
n/a · Kernel
Assigner
redhat

At the source

References

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