CVE-2016-7544
Publication date 30 January 2017
Last updated 25 August 2025
Ubuntu priority
Description
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.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| libcrypto++ | 16.04 LTS xenial |
Not affected
|
| 14.04 LTS trusty |
Not affected
|
|
Notes
ratliff
Debian note says "Vulnerable code intorduced in 5.6.4" Debian note says "only affects Windows and Microsoft compilers"
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
7.5 · High
|
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |