CVE catalog

CVE-2022-3433

haskell-aeson: CVE-2022-3433

[CVE catalog]

Severity
High · CVSS 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
Source
[NVD] · [CVE record]
EPSS
0.83% · Oct 25, 2026

The aeson library is not safe to use to consume untrusted JSON input. A remote user could abuse this flaw to produce a hash collision in the underlying unordered-containers library by sending specially crafted JSON data, resulting in a denial of service.

Vulnerable and fixed packages

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

DistributionPackageReleaseVersionStatus
Debianhaskell-aesonsid2.2.3.0-4fixed
Debianhaskell-aesonforky2.2.3.0-4fixed
Debianhaskell-aesontrixie2.1.2.1-6fixed
Debianhaskell-aesonbookworm2.0.3.0-1fixed
Ubuntuhaskell-aeson16.040.8.0.2-3vulnerable
Ubuntuhaskell-aeson16.040.8.0.2-5vulnerable
Ubuntuhaskell-aeson16.040.10.0.0-3vulnerable
Ubuntuhaskell-aeson18.041.0.2.1-6build1vulnerable
Ubuntuhaskell-aeson18.041.1.2.0-1build1vulnerable
Ubuntuhaskell-aeson20.041.4.2.0-5vulnerable
Ubuntuhaskell-aeson22.041.4.7.1-2build2vulnerable

Fixed-version evidence

DistributionPackageTypeReleaseFixed versionUrgencyOriginBugs
Debianhaskell-aesonsourcesid2.0.3.0-1not yet assignedNot reported[1009678]
Debianhaskell-aesonsourceforky2.0.3.0-1not yet assignedNot reported[1009678]
Debianhaskell-aesonsourcetrixie2.0.3.0-1not yet assignedNot reported[1009678]
Debianhaskell-aesonsourcebookworm2.0.3.0-1not yet assignedNot reported[1009678]

[Debian bug #1009678]

OpenFactory catalog packages

[Debian 12 (Bookworm)]

  • [libghc-aeson-dev]Fixed

    Source package: [haskell-aeson]

    Details (2)

    • 2.0.3.0-1+b4 · arm64 · bookworm

      Fixed · Fixed: 2.0.3.0-1

      dsa · haskell-aeson · debian · bookworm

    • 2.0.3.0-1+b5 · amd64 · bookworm

      Fixed · Fixed: 2.0.3.0-1

      dsa · haskell-aeson · debian · bookworm

  • [libghc-aeson-doc]Fixed

    Source package: [haskell-aeson]

    Details (2)

    • 2.0.3.0-1 · all · bookworm

      Fixed · Fixed: 2.0.3.0-1

      dsa · haskell-aeson · debian · bookworm

    • 2.0.3.0-1 · all · bookworm

      Fixed · Fixed: 2.0.3.0-1

      dsa · haskell-aeson · debian · bookworm

  • [libghc-aeson-prof]Fixed

    Source package: [haskell-aeson]

    Details (2)

    • 2.0.3.0-1+b4 · arm64 · bookworm

      Fixed · Fixed: 2.0.3.0-1

      dsa · haskell-aeson · debian · bookworm

    • 2.0.3.0-1+b5 · amd64 · bookworm

      Fixed · Fixed: 2.0.3.0-1

      dsa · haskell-aeson · debian · bookworm

Observed:

References

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