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Security update for htmldoc

0
Critical
Published: 02/13/2026 (02/13/2026, 16:07:48 UTC)
Source: GCVE Database
Vendor/Project: SUSE Product Security Team
Product: SUSE

Description

A security update for htmldoc addresses multiple issues including a critical buffer overflow vulnerability (CVE-2024-46478) in the parse_pre function when handling tabs. The update also fixes various regressions and bugs across versions 1.9.19 through 1.9.23, improving stability and functionality. The buffer overflow flaw could potentially allow memory corruption. No CVSS score is provided, but the severity is marked critical.

Affected software

Affected versions
SUSEaarch64htmldoc-1.9.23-bp160.1.1.aarch64ppc64lehtmldoc-1.9.23-bp160.1.1.ppc64le

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/17/2026, 02:33:26 UTC

Technical Analysis

The update for htmldoc fixes CVE-2024-46478, a buffer overflow vulnerability triggered by handling tabs in the parse_pre function. This flaw could lead to memory corruption or crashes. Additionally, the update includes multiple fixes and improvements from versions 1.9.19 to 1.9.23, such as resolving regressions in list handling, table of contents rendering, HTTP/HTTPS support, markdown parsing, and link resolution. These changes enhance the overall reliability and security of the software.

Potential Impact

The buffer overflow vulnerability (CVE-2024-46478) in htmldoc can cause memory corruption, which may lead to application crashes or potentially allow an attacker to execute arbitrary code. Other fixed regressions and bugs improve the stability and correctness of document processing but do not directly indicate further security impacts.

Mitigation Recommendations

A security update is available that fixes the buffer overflow vulnerability and other issues. Users should upgrade to the fixed versions of htmldoc (at least version 1.9.23) to mitigate these vulnerabilities. No indication is given that additional mitigations are required beyond applying the update.

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Technical Details

Gcve Source
db.gcve.eu
Csaf Category
csaf_security_advisory
Csaf Version
2.0
Publisher
SUSE Product Security Team
Advisory Id
openSUSE-SU-2026:20219-1
Cve Count
2
Additional Cves
["CVE-2024-46478"]
State
PUBLISHED

Threat ID: 6aab499655bf5e2cf5990f62

Added to database: 09/17/2026, 01:59:50 UTC

Last enriched: 09/17/2026, 02:33:26 UTC

Last updated: 09/17/2026, 02:33:26 UTC

Views: 2

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