A NULL pointer dereference vulnerability was discovered in radare2 6.0.5 and earlier…
Priority LOW 20CWE-476Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-476.
Summary
A NULL pointer dereference vulnerability was discovered in radare2 6.0.5 and earlier within the load() function of bin_dyldcache.c. Processing a crafted file can cause a segmentation fault and crash the program.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00311 24th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2025-63744
- 2026-10-03 Alias added: GHSA-3hfj-mrxp-x3v9
References
Patch 3
- https://github.com/marlinkcyber/advisories/blob/main/advisories/radare2-nullptr-deref-bin_dyldcache.md
- https://github.com/radareorg/radare2/commit/e37e15d10fd8a19c3e57b3d7735a2cfe0082ec79
- https://github.com/marlinkcyber/advisories/blob/main/advisories/MCSAID-2025-002-radare2-nullptr-deref-bin_dyldcache.md
More radareorg Radare2 vulnerabilities
- TI-2023-25089 An out-of-bounds read in radare2 v.5.8.9 and before exists in the print_insn32 function… CVSS 3.1CRITICAL 9.8
- TI-2023-25088 An out-of-bounds read in radare2 v.5.8.9 and before exists in the print_insn32_fpu… CVSS 3.1CRITICAL 9.8
- TI-2021-12172 Radare2 has a division by zero vulnerability in Mach-O parser's rebase_buffer function. CVSS 3.1CRITICAL 10.0
- TI-2026-07640 radare2 6.1.5 Use-After-Free via gdbr_pids_list() CVSS 4.0HIGH 8.7
- TI-2026-07639 radare2 6.1.5 Use-After-Free via gdbr_threads_list() CVSS 4.0HIGH 8.7
- TI-2023-03993 Heap-based Buffer Overflow in radareorg/radare2 CVSS 3.1CRITICAL 9.8
Sources
- CVE-2025-63744 · CVE Program
- CVE-2025-63744 · NVD
- FIRST EPSS
- GHSA-3hfj-mrxp-x3v9 · GitHub Advisory Database · CC BY 4.0
- CVE-2025-63744 · Red Hat security data · CC BY 4.0
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