CVE-2025-5647
CVE-2025-5647 is a low-severity vulnerability in Radare Radare2 with a CVSS 3.x base score of 2.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.
Key facts
- Severity: Low (CVSS 3.x base score 2.5)
- CVSS v2: 1.0
- CVSS v4: 2.0
- EPSS exploit prediction: 0% (10th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-16978
- Weakness: CWE-119
- Affected product: Radare Radare2
- Published:
- Last modified:
Description
A vulnerability was found in Radare2 5.9.9 and classified as problematic. This issue affects the function r_cons_context_break_pop in the library /libr/cons/cons.c of the component radiff2. The manipulation of the argument -T leads to memory corruption. The attack needs to be approached locally. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The patch is named 5705d99cc1f23f36f9a84aab26d1724010b97798. It is recommended to apply a patch to fix this issue. The documentation explains that the parameter -T is experimental and "crashy". Further analysis has shown "the race is not a real problem unless you use asan". A new warning has been added.
Frequently asked questions
- What is CVE-2025-5647?
- A vulnerability was found in Radare2 5.9.9 and classified as problematic. This issue affects the function r_cons_context_break_pop in the library /libr/cons/cons.c of the component radiff2. The manipulation of the argument -T leads to memory corruption. The attack needs to be approached locally. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The patch is named 5705d99cc1f23f36f9a84aab26d1724010b97798. It is recommended to apply a patch to fix this issue. The documentation explains that the parameter -T is experimental and "crashy". Further analysis has shown "the race is not a real problem unless you use asan". A new warning has been added.
- How severe is CVE-2025-5647?
- CVE-2025-5647 has a CVSS 3.x base score of 2.5, rated low severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
- Is CVE-2025-5647 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-5647?
- CVE-2025-5647 affects Radare Radare2. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-5647?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2025-5647 have an EU (EUVD) identifier?
- Yes. CVE-2025-5647 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16978.
- When was CVE-2025-5647 published?
- CVE-2025-5647 was published on 2025-06-05 and last updated on 2026-06-17.
References
- https://drive.google.com/file/d/16ApwSAKLDqm1qzJLe-uUZSCyy8HNG965/view?usp=sharing
- https://github.com/radareorg/radare2/commit/5705d99cc1f23f36f9a84aab26d1724010b97798
- https://github.com/radareorg/radare2/issues/24237
- https://github.com/radareorg/radare2/issues/24237#issuecomment-2918846137
- https://vuldb.com/?ctiid.311135
- https://vuldb.com/?id.311135
- https://vuldb.com/?submit.586928
Affected products (1)
- cpe:2.3:a:radare:radare2:5.9.9:*:*:*:*:*:*:*
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