CVE catalog

CVE-2009-3826

squidguard: CVE-2009-3826

[CVE catalog]

Severity
Medium
Published
Source
[NVD] · [CVE record]
EPSS
3.83% · Oct 27, 2026

Multiple buffer overflows in squidGuard 1.4 allow remote attackers to bypass intended URL blocking via a long URL, related to (1) the relationship between a certain buffer size in squidGuard and a certain buffer size in Squid and (2) a redirect URL that contains information about the originally requested URL.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

DistributionPackageReleaseVersionStatus
Debiansquidguardsid1.6.0-6fixed
Debiansquidguardtrixie1.6.0-6fixed
Debiansquidguardbookworm1.6.0-4fixed

Fixed-version evidence

DistributionPackageTypeReleaseFixed versionUrgencyOriginBugs
Debiansquidguardsourcesid1.2.0-9lowNot reported[553319]
Debiansquidguardsourcetrixie1.2.0-9lowNot reported[553319]
Debiansquidguardsourcebookworm1.2.0-9lowNot reported[553319]

[Debian bug #553319]

OpenFactory catalog packages

[Debian 12 (Bookworm)]

  • [squidguard]Fixed
    Details (2)

    • 1.6.0-4 · amd64 · bookworm

      Fixed · Fixed: 1.2.0-9

      dsa · squidguard · debian · bookworm; dsa · squidguard · debian · 12

    • 1.6.0-4 · arm64 · bookworm

      Fixed · Fixed: 1.2.0-9

      dsa · squidguard · debian · bookworm; dsa · squidguard · debian · 12

  • [squidguard-doc]Fixed

    Source package: [squidguard]

    Details (2)

    • 1.6.0-4 · all · bookworm

      Fixed · Fixed: 1.2.0-9

      dsa · squidguard · debian · bookworm; dsa · squidguard · debian · 12

    • 1.6.0-4 · all · bookworm

      Fixed · Fixed: 1.2.0-9

      dsa · squidguard · debian · bookworm; dsa · squidguard · debian · 12

[Debian 13 (Trixie)]

  • [squidguard]Fixed

    Source package: [squidguard]

    Details (2)

    • 1.6.0-6+b1 · amd64 · trixie

      Fixed · Fixed: 1.2.0-9

      dsa · squidguard · debian · 13

    • 1.6.0-6+b2 · arm64 · trixie

      Fixed · Fixed: 1.2.0-9

      dsa · squidguard · debian · 13

  • [squidguard-doc]Fixed

    Source package: [squidguard]

    Details (2)

    • 1.6.0-6 · all · trixie

      Fixed · Fixed: 1.2.0-9

      dsa · squidguard · debian · 13

    • 1.6.0-6 · all · trixie

      Fixed · Fixed: 1.2.0-9

      dsa · squidguard · debian · 13

Observed:

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]