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CVE-2021-20268

CVSS v3.1 7.8 (High)
78% Progress
CVSS v2.0 4.6 (Medium)
46% Progress
EPSS 0.04 % (5th)
0.04% Progress
Affected Products 1
Advisories 6
Info CVSS EPSS CAPEC Affected Configurations References Security Advisories Packages & Software OVAL Tools, Exploits & PoC Graph Web & Social Timeline

An out-of-bounds access flaw was found in the Linux kernel's implementation of the eBPF code verifier in the way a user running the eBPF script calls dev_map_init_map or sock_map_alloc. This flaw allows a local user to crash the system or possibly escalate their privileges. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Weaknesses
CWE-190
Integer Overflow or Wraparound
CWE-20
Improper Input Validation
CVE Status
PUBLISHED
CNA
Red Hat, Inc.
Published Date
2021-03-09 18:15:15
(3 years ago)
Updated Date
2023-11-07 03:29:03
(10 months ago)

Affected Products

Linux

Configuration #1

    CPE23 From Up To
  Linux Kernel prior 5.10.10 version cpe:2.3:o:linux:linux_kernel < 5.10.10