Debian alert DLA-2928-1 (htmldoc)

From:
             
 
Thorsten Alteholz <debian@alteholz.de>
To:
             
 
debian-lts-announce@lists.debian.org
Subject:
             
 
[SECURITY] [DLA 2928-1] htmldoc security update
Date:
             
 
Sat, 26 Feb 2022 11:20:58 +0000
Message-ID:
             
 
<alpine.DEB.2.21.2202261119350.21110@postfach.intern.alteholz.me>
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Debian LTS Advisory DLA-2928-1                debian-lts@lists.debian.org
https://www.debian.org/lts/security/                    Thorsten Alteholz
February 26, 2022                             https://wiki.debian.org/LTS
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Package        : htmldoc
Version        : 1.8.27-8+deb9u2
CVE ID         : CVE-2021-40985 CVE-2021-43579 CVE-2022-0534


Several issues have been found in htmldoc, an HTML processor that 
generates indexed HTML, PS, and PDF.

CVE-2022-0534

      A crafted GIF file could lead to a stack out-of-bounds read,
      which could result in a crash (segmentation fault).

CVE-2021-43579

      Converting an HTML document, which links to a crafted BMP file,
      could lead to a stack-based buffer overflow, which could result
      in remote code execution.

CVE-2021-40985

      A crafted BMP image could lead to a buffer overflow, which could
      cause a denial of service.


For Debian 9 stretch, these problems have been fixed in version
1.8.27-8+deb9u2.

We recommend that you upgrade your htmldoc packages.

For the detailed security status of htmldoc please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/htmldoc

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS

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