yyjson through 0.8.0 has a double free, leading to remote code execution in some cases…
Priority HIGH 72CWE-94Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Low · High · Low
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub. Impact type from CWE-94.
Summary
yyjson through 0.8.0 has a double free, leading to remote code execution in some cases, because the pool_free function lacks loop checks. (pool_free is part of the pool series allocator, along with pool_malloc and pool_realloc.)
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.01836 79th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed github.com/ibireme/yyjson (SwiftURL): 0.9.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Total
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 |
| — | github.com/ibireme/yyjson (SwiftURL) | before 0.9.0 | 0.9.0 | Patch available | GHSA-whx6-m9j4-w2m2 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- github.com/ibireme/yyjson (SwiftURL) Vendor— Affected before 0.9.0 Fixed in 0.9.0 Patch available GHSA-whx6-m9j4-w2m2
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:ibireme:yyjson:*:*:*:*:*:*:*:* | up to 0.8.0 | Vulnerable | Ibireme |
| cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:* | 38 | Vulnerable | Fedoraproject |
| cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:* | 39 | Vulnerable | Fedoraproject |
| cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:* | 40 | Vulnerable | Fedoraproject |
- cpe:2.3:a:ibireme:yyjson:*:*:*:*:*:*:*:* Versions up to 0.8.0 Vulnerable ·Ibireme
- cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:* Versions 38 Vulnerable ·Fedoraproject
- cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:* Versions 39 Vulnerable ·Fedoraproject
- cpe:2.3:o:fedoraproject:fedora:40:*:*:*:*:*:*:* Versions 40 Vulnerable ·Fedoraproject
Remediation
- Fix · GHSA-whx6-m9j4-w2m2 github.com/ibireme/yyjson (SwiftURL) Fixed in 0.9.0 Advisory →
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2024-25713
- 2026-10-03 Alias added: GHSA-whx6-m9j4-w2m2
References
Advisory 4
Other 8
- https://github.com/ibireme/yyjson/commit/0eca326fe57aeeb866e6f04c9ef9ea9f8343157e
- https://github.com/ibireme/yyjson
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6KQ67T4R7QEWURW5NMCCVLTBASL4ECHE
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NNICQVIF7BRYFWYRL3HPVAJIPXN4OVTX
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TKQPEREDUDKGYJMFNFDQVYCVLWDRO2Y2
- https://lists.fedoraproject.org/archives/list/[email protected]/message/6KQ67T4R7QEWURW5NMCCVLTBASL4ECHE
- https://lists.fedoraproject.org/archives/list/[email protected]/message/NNICQVIF7BRYFWYRL3HPVAJIPXN4OVTX
- https://lists.fedoraproject.org/archives/list/[email protected]/message/TKQPEREDUDKGYJMFNFDQVYCVLWDRO2Y2
Sources
- CVE-2024-25713 · CVE Program
- CVE-2024-25713 · NVD
- FIRST EPSS
- GHSA-whx6-m9j4-w2m2 · GitHub Advisory Database · CC BY 4.0
- CVE-2024-25713 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences