[Syslog-ng-maintainers] Bug#1143061: syslog-ng: CVE-2026-39879

[Salvatore Bonaccorso]

Source: syslog-ng
Version: 4.8.1-7
Severity: important
Tags: security upstream
X-Debbugs-Cc: carnil at debian.org, Debian Security Team <team at security.debian.org>

Hi,

The following vulnerability was published for syslog-ng.

CVE-2026-39879[0]:
| Due to a missing sanitization call in
| [`afsql_dd_run_query`](https://github.com/syslog-ng/syslog-ng/blob/6
| 49e6e18e3459fb4467000a88dfb12fa97f9719c/modules/afsql/afsql.c#L219),
| syslog-ng before 4.12 are vulnerable to SQL injection from an
| untrusted source. This is not part of the default configuration, the
| SQL driver has to be manually configured.  Fixes are in syslog-ng
| 4.12, syslog-ng Premium Edition 8.2 and syslog-ng Store Box 7.8


If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2026-39879
    https://www.cve.org/CVERecord?id=CVE-2026-39879
[1] https://github.com/syslog-ng/syslog-ng/security/advisories/GHSA-qwf9-6222-m24m

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore