PoDoFo: Double-free vulnerability in compute_hash_to_sign()
Priority MEDIUM 46CWE-415Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Low
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA.
Summary
PoDoFo is a C++17 PDF manipulation library. From 1.0.0 to before 1.0.4, a double-free vulnerability exists in compute_hash_to_sign() in src/podofo/private/OpenSSLInternal_Ripped.cpp. If EVP_DigestFinal fails after buf has already been freed, the Error label frees buf a second time, causing heap corruption. This vulnerability is fixed in 1.0.4.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00096 0th percentileScored 2026-11-07
Fix Fixed podofo (podofo): 1.0.4
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- 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
Remediation
- Fix · CNA podofo (podofo) Fixed in 1.0.4
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2026-44348
References
More podofo vulnerabilities
- TI-2026-39462 PoDoFo: Heap Out-of-Bounds Read in Indexed Color Space Image Decoding (FetchScanLine) CVSS 4.0MEDIUM 6.9
Sources
- CVE-2026-44348 · CVE Program
- CVE-2026-44348 · NVD
- FIRST EPSS
- CVE-2026-44348 · Red Hat security data · CC BY 4.0
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