CVE-2018-6197

NameCVE-2018-6197
Descriptionw3m through 0.5.3 is prone to a NULL pointer dereference flaw in formUpdateBuffer in form.c.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
w3m (PTS)jessie0.5.3-19+deb8u2vulnerable
stretch0.5.3-34+deb9u1fixed
buster, bullseye, sid0.5.3-37fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
w3msource(unstable)0.5.3-36low
w3msourcestretch0.5.3-34+deb9u1medium

Notes

[jessie] - w3m <no-dsa> (Minor issue)
[wheezy] - w3m <no-dsa> (Minor issue)
https://github.com/tats/w3m/issues/89
https://github.com/tats/w3m/commit/7fdc83b0364005a0b5ed869230dd81752ba022e8

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