SUSE Security Update: Security update for htmldoc
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Announcement ID:    SUSE-SU-2022:14898-1
Rating:             moderate
References:         #1158802 #1184424 #1195758 
Cross-References:   CVE-2019-19630 CVE-2021-20308 CVE-2022-0534
                   
CVSS scores:
                    CVE-2019-19630 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
                    CVE-2019-19630 (SUSE): 4.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
                    CVE-2021-20308 (NVD) : 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
                    CVE-2021-20308 (SUSE): 3.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
                    CVE-2022-0534 (NVD) : 5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
                    CVE-2022-0534 (SUSE): 6.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H

Affected Products:
                    Subscription Management Tool for SUSE Linux Enterprise 11-SP3
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   An update that fixes three vulnerabilities is now available.

Description:

   This update for htmldoc fixes the following issues:

   - CVE-2019-19630: Fixed stack-based buffer overflow in the hd_strlcpy()
     function in string.c  via a crafted HTML document (bsc#1158802).
   - CVE-2021-20308: Fixed integer overflow in image_load_gif() (bsc#1184424).
   - CVE-2022-0534: Fixed stack out-of-bounds read in gif_get_code() when
     opening a malicious GIF file results in a segmentation fault
     (bsc#1195758).


Patch Instructions:

   To install this SUSE Security Update use the SUSE recommended installation methods
   like YaST online_update or "zypper patch".

   Alternatively you can run the command listed for your product:

   - Subscription Management Tool for SUSE Linux Enterprise 11-SP3:

      zypper in -t patch slesmtsp3-htmldoc-14898=1



Package List:

   - Subscription Management Tool for SUSE Linux Enterprise 11-SP3 (i586 s390x x86_64):

      htmldoc-1.8.27-170.4.9.1


References:

   https://www.suse.com/security/cve/CVE-2019-19630.html
   https://www.suse.com/security/cve/CVE-2021-20308.html
   https://www.suse.com/security/cve/CVE-2022-0534.html
   https://bugzilla.suse.com/1158802
   https://bugzilla.suse.com/1184424
   https://bugzilla.suse.com/1195758