Debian/wolfssl: high 7.5
In wolfSSL 4.1.0 through 4.2.0c, there are missing sanity checks of memory accesses in parsing ASN.1 certificate data while handshaking. Specifically, there is a one-byte heap-based buffer overflow in
Action: Upgrade wolfssl to 4.2.0+dfsg-3 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 4.2.0+dfsg-3 | - |
Fixed versions
| 4.2.0+dfsg-3 |
Sources
- osv: DEBIAN-CVE-2019-18840#Debian:13/wolfssl
- https://security-tracker.debian.org/tracker/CVE-2019-18840
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