Radare2: Heap-buffer-overflow in load_buffer
A heap-buffer-overflow vulnerability exists in the load_buffer function of radare2, as reported by OSS-Fuzz. This issue causes an out-of-bounds read of 8 bytes, potentially leading to memory corruption or crashes. Multiple specific versions of radare2 are affected. No CVSS score is available, and no known exploits in the wild have been reported.
AI Analysis
Technical Summary
The vulnerability is a heap-buffer-overflow read of 8 bytes occurring in the load_buffer function within radare2. The crash stack trace includes load_buffer, r_bin_object_new, and r_bin_file_new_from_buffer. This issue was identified by OSS-Fuzz and affects numerous specific versions of radare2, including 5.6.8 through 6.2.0 and a specific commit hash. No detailed CVSS or exploit information is provided.
Potential Impact
The heap-buffer-overflow can cause memory corruption and application crashes when processing certain inputs. This may lead to denial of service or potentially enable further exploitation depending on the context in which radare2 is used. No active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Users should monitor radare2 official channels for patches addressing this heap-buffer-overflow vulnerability. Until a fix is available, cautious handling of untrusted inputs is advised.
Radare2: Heap-buffer-overflow in load_buffer
Description
A heap-buffer-overflow vulnerability exists in the load_buffer function of radare2, as reported by OSS-Fuzz. This issue causes an out-of-bounds read of 8 bytes, potentially leading to memory corruption or crashes. Multiple specific versions of radare2 are affected. No CVSS score is available, and no known exploits in the wild have been reported.
Affected software
pkg:generic/radare2Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability is a heap-buffer-overflow read of 8 bytes occurring in the load_buffer function within radare2. The crash stack trace includes load_buffer, r_bin_object_new, and r_bin_file_new_from_buffer. This issue was identified by OSS-Fuzz and affects numerous specific versions of radare2, including 5.6.8 through 6.2.0 and a specific commit hash. No detailed CVSS or exploit information is provided.
Potential Impact
The heap-buffer-overflow can cause memory corruption and application crashes when processing certain inputs. This may lead to denial of service or potentially enable further exploitation depending on the context in which radare2 is used. No active exploitation has been reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Users should monitor radare2 official channels for patches addressing this heap-buffer-overflow vulnerability. Until a fix is available, cautious handling of untrusted inputs is advised.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- OSV-2023-96
- Osv Schema Version
- 1.3.0
- Ecosystems
- ["OSS-Fuzz"]
Threat ID: 6a776556bf8831d539e72789
Added to database: 08/08/2026, 17:20:22 UTC
Last enriched: 09/07/2026, 17:02:57 UTC
Last updated: 09/22/2026, 18:21:09 UTC
Views: 66
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