Ubuntu Security Notices
USN-3555-2

USN-3555-2: w3m vulnerabilities

Publication date

1 February 2018

Overview

Several security issues were fixed in w3m.

Releases

12.04

Packages

w3m - WWW browsable pager with excellent tables/frames support

Details

USN-3555-2 fixed vulnerabilities in w3m. This update
provides the corresponding update for Ubuntu 12.04 ESM.
Original advisory details:

It was discovered that w3m incorrectly handled certain inputs.
An attacker could possibly use this to cause a denial of service.
(CVE-2018-6196, CVE-2018-6197)

It was discovered that w3m incorrectly handled temporary files.
An attacker could possibly use this to overwrite arbitrary files.
(CVE-2018-6198)

USN-3555-2 fixed vulnerabilities in w3m. This update
provides the corresponding update for Ubuntu 12.04 ESM.
Original advisory details:

It was discovered that w3m incorrectly handled certain inputs.
An attacker could possibly use this to cause a denial of service.
(CVE-2018-6196, CVE-2018-6197)

It was discovered that w3m incorrectly handled temporary files.
An attacker could possibly use this to overwrite arbitrary files.
(CVE-2018-6198)

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release	Package Version
12.04 precise	w3m – 0.5.3-5ubuntu1.3

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References

USN-3555-1

USN-3555-1