6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.6 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
50.7%
Debian LTS Advisory DLA-2928-1 [email protected]
https://www.debian.org/lts/security/ Thorsten Alteholz
February 26, 2022 https://wiki.debian.org/LTS
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
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 11 | mipsel | htmldoc | < 1.9.11-4+deb11u2 | htmldoc_1.9.11-4+deb11u2_mipsel.deb |
Debian | 9 | all | htmldoc-common | < 1.8.27-8+deb9u2 | htmldoc-common_1.8.27-8+deb9u2_all.deb |
Debian | 10 | all | htmldoc | < 1.9.3-1+deb10u3 | htmldoc_1.9.3-1+deb10u3_all.deb |
Debian | 10 | mipsel | htmldoc | < 1.9.3-1+deb10u3 | htmldoc_1.9.3-1+deb10u3_mipsel.deb |
Debian | 11 | armel | htmldoc | < 1.9.11-4+deb11u2 | htmldoc_1.9.11-4+deb11u2_armel.deb |
Debian | 9 | arm64 | htmldoc | < 1.8.27-8+deb9u2 | htmldoc_1.8.27-8+deb9u2_arm64.deb |
Debian | 9 | amd64 | htmldoc | < 1.8.27-8+deb9u2 | htmldoc_1.8.27-8+deb9u2_amd64.deb |
Debian | 11 | armhf | htmldoc | < 1.9.11-4+deb11u2 | htmldoc_1.9.11-4+deb11u2_armhf.deb |
Debian | 9 | armhf | htmldoc | < 1.8.27-8+deb9u2 | htmldoc_1.8.27-8+deb9u2_armhf.deb |
Debian | 11 | amd64 | htmldoc | < 1.9.11-4+deb11u2 | htmldoc_1.9.11-4+deb11u2_amd64.deb |
6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
6.6 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
50.7%