Horton

Re: Security lessons from liblzma

Thomas Munro <thomas.munro@gmail.com>

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From: Thomas Munro <thomas.munro@gmail.com>
To: Bruce Momjian <bruce@momjian.us>
Cc: PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2024-03-29T22:48:35Z
Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

  1. Introduce a non-recursive JSON parser

On Sat, Mar 30, 2024 at 11:37 AM Bruce Momjian <bruce@momjian.us> wrote:
> You might have seen reports today about a very complex exploit added to
> recent versions of liblzma.  Fortunately, it was only enabled two months
> ago and has not been pushed to most stable operating systems like Debian
> and Ubuntu.  The original detection report is:
>
>         https://www.openwall.com/lists/oss-security/2024/03/29/4

Incredible work from Andres.  The attackers made a serious strategic
mistake: they made PostgreSQL slightly slower.