CVE-2019-3561
Critical
Description
Insufficient boundary checks for the strrpos and strripos functions allow access to out-of-bounds memory. This affects all supported versions of HHVM (4.0.3, 3.30.4, and 3.27.7 and below).
SeverityCritical
CVSS9.8
Exploit probability—
Product
Facebook Hhvm
PublishedApr 29, 2019
First seenApr 29, 2019
Weakness typeCWE-119Memory buffer bounds error
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| facebook hhvm | v ≤ 3.27.7, 3.28.0 ≤ v ≤ 3.30.4, 4.0.0 ≤ v ≤ 4.0.3 | — |
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