Vulnerability Name: | CVE-2022-0433 (CCN-221594) | ||||||||||||
Assigned: | 2021-12-29 | ||||||||||||
Published: | 2021-12-29 | ||||||||||||
Updated: | 2022-03-16 | ||||||||||||
Summary: | A NULL pointer dereference flaw was found in the Linux kernel's BPF subsystem in the way a user triggers the map_get_next_key function of the BPF bloom filter. This flaw allows a local user to crash the system. This flaw affects Linux kernel versions prior to 5.17-rc1. | ||||||||||||
CVSS v3 Severity: | 5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H) 4.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
4.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
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CVSS v2 Severity: | 4.9 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C)
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Vulnerability Type: | CWE-476 | ||||||||||||
Vulnerability Consequences: | Denial of Service | ||||||||||||
References: | Source: MITRE Type: CNA CVE-2022-0433 Source: MISC Type: Issue Tracking, Patch, Third Party Advisory https://bugzilla.redhat.com/show_bug.cgi?id=2048259 Source: XF Type: UNKNOWN linux-kernel-cve20220433-dos(221594) Source: CCN Type: Linux Kernel GIT Repository bpf: Add missing map_get_next_key method to bloom filter map Source: MISC Type: Mailing List, Patch, Third Party Advisory https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next.git/commit/?id=3ccdcee28415c4226de05438b4d89eb5514edf73 Source: MISC Type: Mailing List, Patch, Third Party Advisory https://lore.kernel.org/bpf/1640776802-22421-1-git-send-email-tcs.kernel@gmail.com/t/ | ||||||||||||
Vulnerable Configuration: | Configuration 1: Configuration 2: Configuration CCN 1: ![]() | ||||||||||||
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