CVE-2026-58096
ppp(8): missing length validation in LcpDecodeConfig()
Description
LcpDecodeConfig() did not validate the length of received endpoint discriminator options against the minimum required by RFC 1717. Undersized options would trigger an out-of-bounds write. A malicious PPP peer can exploit CVE-2026-58095 and CVE-2026-58096 to crash ppp(8) or potentially execute arbitrary code as root.
INFO
Published Date :
Aug. 26, 2026, 5:28 a.m.
Last Modified :
Aug. 26, 2026, 5:28 a.m.
Remotely Exploit :
No
Source :
freebsd
Affected Products
The following products are affected by CVE-2026-58096
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
Solution
- Validate received endpoint discriminator options length.
- Ensure options meet RFC 1717 minimum requirements.
- Apply relevant security patches.
- Restart the affected service.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
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The following list is the news that have been mention
CVE-2026-58096 vulnerability anywhere in the article.