356 matches found
USN-6455-2: Exim regression
USN-6455-1 fixed vulnerabilities in Exim. The fix for CVE-2023-42117 introduced a regression on Ubuntu 22.04 LTS that resulted in certain connections logging a Taint mismatch error. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered tha...
Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS : Exim vulnerability (USN-8353-1)
The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 / 26.04 LTS host has packages installed that are affected by a vulnerability as referenced in the USN-8353-1 advisory. Warisjeet Singh discovered that Exim with SUPPORTPROXY enabled did not properly handle memory before SMTP authentication. A remote...
USN-8353-1 exim4 vulnerability
Warisjeet Singh discovered that Exim with SUPPORTPROXY enabled did not properly handle memory before SMTP authentication. A remote attacker could possibly use this issue to obtain sensitive information...
USN-8353-1: Exim vulnerability
Warisjeet Singh discovered that Exim with SUPPORTPROXY enabled did not properly handle memory before SMTP authentication. A remote attacker could possibly use this issue to obtain sensitive information...
CVE-2026-48840
Exim 4.88 before 4.99.4, in some proxy configurations, mishandles certain short payloads, leading to disclosure of uninitialized stack memory values to a client...
EUVD-2026-33446
Exim 4.88 before 4.99.4, in some proxy configurations, mishandles certain short payloads, leading to disclosure of uninitialized stack memory values to a client...
CVE-2026-48840
Exim 4.88 before 4.99.4, in some proxy configurations, mishandles certain short payloads, leading to disclosure of uninitialized stack memory values to a client...
CVE-2026-48840
Exim 4.88 before 4.99.4, in some proxy configurations, mishandles certain short payloads, leading to disclosure of uninitialized stack memory values to a client...
PT-2026-44997
Name of the Vulnerable Software and Affected Versions Exim versions 4.88 through 4.99.3 Description In certain proxy configurations, the PROXY-protocol parser mishandles short payloads, resulting in a pre-authentication information disclosure. This issue allows the leakage of uninitialized stack...
Astra Linux - уязвимость в exim4
Exim 4 before 4.94.2 allowed a heap-based buffer overflow in the queuerun function, through two sender options: -R and -S. This could lead to privilege escalation from the exim user to the root user...
Astra Linux - уязвимость в exim4
A vulnerability was discovered in Exim and has been classified as problematic. This issue affects certain aspects of the component Regex Handler’s processing. The vulnerability results in memory leaks after the component is freed from memory. The name of the patch is...
Linux Distros Unpatched Vulnerability : CVE-2026-45185
The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Exim before 4.99.3, in certain GnuTLS configurations, has a remotely reachable use-after-free in the BDAT body parsing path. It is triggered when a client sends...
Exploit for CVE-2026-45185
CVE-2026-45185 Nuclei Template Validation Lab This repository...
The Machine Found It First. The Machine Will Exploit It Next.
& For decades, the question behind every CVE has been "who found it, and how fast can attackers catch up?" As of May 12, 2026, the question has flipped. Machines found the bug. Machines will weaponize the next one. The race is no longer human-versus-human with a stopwatch. Discovery Discovery...
The vulnerability was exploited in Exim.
The developers of Exim introduced a vulnerability in the Exim Mail Transfer Agent versions prior to 4.99.3. This vulnerability involves a use-after-free in the BDAT body parsing process, specifically when certain GnuTLS backend configurations are used. An unauthorized attacker can exploit this...
SUSE CVE-2026-45185
Exim before 4.99.3, in certain GnuTLS configurations, has a remotely reachable use-after-free in the BDAT body parsing path. It is triggered when a client sends a TLS closenotify mid-body during a CHUNKING transfer, followed by a final cleartext byte on the same TCP connection. This can lead to...
CVE-2026-45185
A flaw was found in Exim. An unauthenticated remote attacker could exploit a use-after-free vulnerability in the BDAT body parsing path when a client sends a TLS closenotify mid-body during a CHUNKING transfer, followed by a final cleartext byte on the same TCP connection. This can lead to heap...
CVE-2026-45185
Exim before 4.99.3, in certain GnuTLS configurations, has a remotely reachable use-after-free in the BDAT body parsing path. It is triggered when a client sends a TLS closenotify mid-body during a CHUNKING transfer, followed by a final cleartext byte on the same TCP connection. This can lead to...
Exploit for CVE-2026-45185
CVE-2026-45185 — "Dead.Letter" Exim Vulnerability Scanner A s...
New Exim BDAT Vulnerability Exposes GnuTLS Builds to Potential Code Execution
Exim has released security updates to address a severe security issue affecting certain configurations that could enable memory corruption and potential code execution. Exim is an open-source Mail Transfer Agent MTA designed for Unix-like systems to receive, route, and deliver email. The...