radareorg radare2 up to 6.1.6 RBinJava Line Number Table Parser shlr/java/class.c r_bin_java_inner_classes_attr_calc_size heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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3.0$0-$5k1.12

Summaryinfo

A vulnerability classified as problematic was found in radareorg radare2 up to 6.1.6. Impacted is the function r_bin_java_inner_classes_attr_calc_size of the file shlr/java/class.c of the component RBinJava Line Number Table Parser. Executing a manipulation can lead to heap-based overflow. This vulnerability appears as CVE-2026-14759. The attack requires local access. In addition, an exploit is available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability has been found in radareorg radare2 up to 6.1.6 and classified as problematic. This vulnerability affects the function r_bin_java_inner_classes_attr_calc_size of the file shlr/java/class.c of the component RBinJava Line Number Table Parser. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect availability.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-14759. The exploitation appears to be easy. The attack needs to be approached locally. Technical details and also a public exploit are known.

It is possible to download the exploit at github.com. It is declared as proof-of-concept.

Applying the patch cd62d15a6cbecdc67fd03f3ebdbbbeb741d18f87 is able to eliminate this problem. The bugfix is ready for download at github.com.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.0

VulDB Base Score: 3.3
VulDB Temp Score: 3.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: cd62d15a6cbecdc67fd03f3ebdbbbeb741d18f87

Timelineinfo

07/04/2026 Advisory disclosed
07/04/2026 +0 days VulDB entry created
07/04/2026 +0 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 26043
Status: Confirmed

CVE: CVE-2026-14759 (🔒)
GCVE (CVE): GCVE-0-2026-14759
GCVE (VulDB): GCVE-100-376348
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/04/2026 18:24
Changes: 07/04/2026 18:24 (61)
Complete: 🔍
Submitter: Kery Qi
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #850383: radareorg radare2 6.1.6 Out-of-Bounds Read (by Kery Qi)

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