CVE-2022-3435

Linux Kernel IPv4 fib_semantics.c fib_nh_match out-of-bounds

MEDIUM
4.3
CVSS Score
Published: October 8, 2022 at 12:00 AM UTC
Updated: June 17, 2026 at 04:59 AM UTC
3 products affected across 3 vendorsLinux KernelDebian LinuxFedora

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Severity
MEDIUM4.3
Exploit prediction
EPSS 5%
SSVC
No known exploit

Description

A vulnerability classified as problematic has been found in Linux Kernel. This affects the function fib_nh_match of the file net/ipv4/fib_semantics.c of the component IPv4 Handler. The manipulation leads to out-of-bounds read. It is possible to initiate the attack remotely. It is recommended to apply a patch to fix this issue. The identifier VDB-210357 was assigned to this vulnerability.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMVulDB
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-119

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