CVE-2026-31053

MEDIUM
6.2
CVSS Score
Published: April 6, 2026 at 12:00 AM UTC
Updated: June 17, 2026 at 10:33 AM UTC
2 products affected across 2 vendorsRizinRizin

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Severity
MEDIUM6.2
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

A double free vulnerability exists in librz/bin/format/le/le.c in the function le_load_fixup_record(). When processing malformed or circular LE fixup chains, relocation entries may be freed multiple times during error handling. A specially crafted LE binary can trigger heap corruption and cause the application to crash, resulting in a denial-of-service condition. An attacker with a crafted binary could cause a denial of service when the tool is integrated on a service pipeline.

Affected

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

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

ExploitIssue TrackingThird Party Advisory
Source: cverecord
https://github.com/rizinorg/rizin/issues/5753
Issue TrackingPatch
Source: cverecord
https://github.com/rizinorg/rizin/pull/5795

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

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

CVSS

6.2MEDIUMCISA-ADP
Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-415

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