CVE-2016-7544 json
Crypto++ 5.6.4 incorrectly uses Microsoft's stack-based _malloca and _freea functions.
published 2017-01-30 9 y ago modified 2026-06-17 4 mo ago also EUVD-2016-8397
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.7%
- EPSS 2.7% chance of exploitation in 30 days, percentile 86%
- public exploits
- 0
- none known
Summary
Crypto++ 5.6.4 incorrectly uses Microsoft's stack-based _malloca and _freea functions. The library will request a block of memory to align a table in memory. If the table is later reallocated, then the wrong pointer could be freed.
Patch / fix
Exploit prediction
2.73% chance of exploitation in the next 30 days, higher than 86% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Classification
- Weakness
-
- CWE-399 Resource Management Errors
References
-
openwall.com
/lists/oss-security/2016/09/23/5
mailing-list, patch, third-party-advisory
-
github.com
/weidai11/cryptopp/issues/302
issue-tracking, patch, third-party-advisory
-
openwall.com
/lists/oss-security/2016/09/23/9
mailing-list, patch, third-party-advisory
-
cryptopp.com
/release565.html
release-notes, vendor-advisory
-
securityfocus.com
/bid/93164
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2016-7544
- NVD CVE-2016-7544
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.