Control: retitle -1 haskell-aeson: CVE-2022-3433: JSON DoS Vulnerability in Haskell's Aeson library
On Thu, Apr 14, 2022 at 09:46:48AM +0100, Neil Williams wrote: > Source: haskell-aeson > Version: 1.4.7.1-2 > Severity: important > Tags: security > X-Debbugs-Cc: codeh...@debian.org, Debian Security Team > <t...@security.debian.org> > > > Hi, > > The following vulnerability was published for haskell-aeson. > > CVE-2021-41119[0]: > | Wire-server is the system server for the wire back-end services. > | Releases prior to v2022-03-01 are subject to a denial of service > | attack via a crafted object causing a hash collision. This collision > | causes the server to spend at least quadratic time parsing it which > | can lead to a denial of service for a heavily used server. The issue > | has been fixed in wire-server 2022-03-01 and is already deployed on > | all Wire managed services. On premise instances of wire-server need to > | be updated to 2022-03-01, so that their backends are no longer > | affected. There are no known workarounds for this issue. As the CVE is specific to wire-server using the vulnerable aeson library, Red Hat has assigned a CVE specific for the library itself as CVE-2022-3433. Retitling accordingly. Regards, Salvatore
