CVE-2026-49496

Published: Giu 10, 2026 Last Modified: Giu 11, 2026
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 6,9
Source: [email protected]
Attack Vector: local
Attack Complexity: low
Privileges Required: none
User Interaction: passive
Confidentiality: N/A
Integrity: N/A
Availability: N/A
MEDIUM 6,1
Source: [email protected]
Attack Vector: local
Attack Complexity: low
Privileges Required: none
User Interaction: required
Scope: unchanged
Confidentiality: none
Integrity: low
Availability: high

Description

AI Translation Available

Ghidra before 12.1 contains a heap-use-after-free vulnerability in SleighBuilder::generatePointerAdd caused by iterator invalidation when PcodeCacher::allocateInstruction reallocates the issued vector. Attackers can trigger memory corruption by decompiling malicious binaries through the public Sleigh::oneInstruction C++ API, affecting downstream SLEIGH library consumers.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0001
Percentile
0,0th
Updated

EPSS Score Trend (Last 6 Days)

416

Use After Free

Stable
Abstraction: Variant Structure: Simple
Common Consequences
Security Scopes Affected:
Integrity Availability Confidentiality
Potential Impacts:
Modify Memory Dos: Crash, Exit, Or Restart Read Memory Execute Unauthorized Code Or Commands
Applicable Platforms
Languages: Memory-Unsafe, C, C++
Likelihood of Exploit: High
View CWE Details
Application

Ghidra by Nsa

Product Information
Vendor Nsa
Product Ghidra
Version Range Affected
To 12.1 (exclusive)
cpe:2.3:a:nsa:ghidra:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://github.com/NationalSecurityAgency/ghidra/security/a…
https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-gqh9-…
https://github.com/NationalSecurityAgency/ghidra/commit/8a3…
https://github.com/NationalSecurityAgency/ghidra/commit/8a3018d5efcb07d2ec40bac…
https://github.com/NationalSecurityAgency/ghidra/security/a…
https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-gqh9-…
https://www.vulncheck.com/advisories/ghidra-heap-use-after-…
https://www.vulncheck.com/advisories/ghidra-heap-use-after-free-in-sleighbuilde…