CVE-2021-39532

MEDIUM
6.5
CVSS Score
Published: September 20, 2021 at 03:26 PM UTC
Updated: June 17, 2026 at 04:03 AM UTC
1 product affected across 1 vendorLibslax

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.9%

Description

An issue was discovered in libslax through v0.22.1. A NULL pointer dereference exists in the function slaxLexer() located in slaxlexer.c. It allows an attacker to cause Denial of Service.

Affected

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

v ≤ 0.22.1

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

x_refsource_MISCExploitIssue TrackingThird Party Advisory
https://github.com/Juniper/libslax/issues/50

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-476

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