Exim Mail Server Hit by “Dead.Letter” TLS Flaw, Admins Told to Upgrade
Blog
SHARE
Facebook X Pinterest WhatsApp

Exim Mail Server Hit by “Dead.Letter” TLS Flaw, Admins Told to Upgrade

Written By
b
brideoflinux
Jun 9, 2026

Use-after-free bug in Exim’s GnuTLS BDAT handling lets remote attackers corrupt memory, with no workaround other than upgrading to version 4.99.3.
b

brideoflinux

Linux Today Logo

LinuxToday is a trusted, contributor-driven news resource supporting all types of Linux users. Our thriving international community engages with us through social media and frequent content contributions aimed at solving problems ranging from personal computing to enterprise-level IT operations. LinuxToday serves as a home for a community that struggles to find comparable information elsewhere on the web.

facebook
linkedin
x

Company

Contact us

Categories

News IT Management Infrastructure Developer Security High Performance Storage Blog

Property of TechnologyAdvice. © 2026 TechnologyAdvice. All Rights Reserved

Advertiser Disclosure: Some of the products that appear on this site are from companies from which TechnologyAdvice receives compensation. This compensation may impact how and where products appear on this site including, for example, the order in which they appear. TechnologyAdvice does not include all companies or all types of products available in the marketplace.

Terms of Service Privacy Policy California - Do Not Sell My Information