CVE-2022-2905

kernel: slab-out-of-bound read in bpf

Published Sep 9, 2022 CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
Description
An out-of-bounds memory read flaw was found in the Linux kernel's BPF subsystem in how a user calls the bpf_tail_call function with a key larger than the max_entries of the map. This flaw allows a local user to gain unauthorized access to data.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3173-1 linux-5.10 security update
EUVD EUVD EUVD-2022-35133 An out-of-bounds memory read flaw was found in the Linux kernel's BPF subsystem in how a user calls the bpf_tail_call function with a key larger than the max_entries of the map. This flaw allows a local user to gain unauthorized access to data.
Ubuntu USN Ubuntu USN USN-5729-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5729-2 Linux kernel vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Nov 2, 2026, 10:01 PM
Reserved
Aug 19, 2022, 12:00 AM
Status
Modified
Published
Sep 9, 2022, 3:15 PM
Modified
Nov 2, 2026, 10:17 PM
Severity
Low
Public date
Aug 26, 2022, 12:00 AM