Ubuntu Security Notice 5796-2 - USN-5796-1 fixed a vulnerability in w3m. This update provides the corresponding update for Ubuntu 14.04 ESM. It was discovered that w3m incorrectly handled certain HTML files. A remote attacker could use this issue to cause w3m to crash, resulting in a denial of service, or possibly execute arbitrary code.
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Ubuntu Security Notice USN-5796-2
January 10, 2023
w3m vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 ESM
Summary:
w3m could be made to crash or run programs as your login if it opened a
malicious website.
Software Description:
- w3m: WWW browsable pager with excellent tables/frames support
Details:
USN-5796-1 fixed a vulnerability in w3m. This update provides
the corresponding update for Ubuntu 14.04 ESM.
Original advisory details:
It was discovered that w3m incorrectly handled certain HTML files. A remote
attacker could use this issue to cause w3m to crash, resulting in a denial
of service, or possibly execute arbitrary code.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 14.04 ESM:
w3m 0.5.3-15ubuntu0.2+esm1
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-5796-2
https://ubuntu.com/security/notices/USN-5796-1
CVE-2022-38223