Description (CNA)
In the crypt function, we attempt to null terminate a buffer using the size of the input salt without validating that the offset is within the buffer. This issue affects HHVM versions prior to 4.56.3, all versions between 4.57.0 and 4.80.1, all versions between 4.81.0 and 4.93.1, and versions 4.94.0, 4.95.0, 4.96.0, 4.97.0, 4.98.0.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Facebook / HHVM | unaffected 4.98.1 before unspecified; affected 4.98.0; unaffected 4.97.1 before unspecified; affected 4.97.0; unaffected 4.96.1 before unspecified; affected 4.96.0; unaffected 4.95.1 before unspecified; affected 4.95.0; unaffected 4.94.1 before unspecified; affected 4.94.0; unaffected 4.93.2 before unspecified; affected 4.81.0 before unspecified; unaffected 4.80.2 before unspecified; affected 4.57.0 before unspecified; unaffected 4.56.3 before unspecified; affected unspecified before 4.56.3 |
CWE
CWE-121
References
- https://hhvm.com/blog/2021/02/25/security-update.html
- https://github.com/facebook/hhvm/commit/08193b7f0cd3910256e00d599f0f3eb2519c44ca
ADP enrichment
No English description supplied.