SUSE CVE-2026-18321

Buffer overflow in NTPsec's Zyfer refclock allows local attacker to crash ntpd...

EUVD-2026-51989

FreeRDP before 3.30.0 = 3.29.0 contains a heap-based buffer overflow in the Windows clipboard client's CliprdrStreamRead function client/Windows/wfcliprdr.c. When an OLE paste consumer e.g. explorer.exe calls IStream::Read with a fixed-size buffer of cb bytes, CliprdrStreamRead requests file...

PT-2026-67332

Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.30.0 Description A heap-based buffer overflow exists in the Windows clipboard client's CliprdrStream Read function. The issue occurs when an OLE paste consumer calls IStream::Read with a fixed-size buffer of cb byte...

Weechat -- Multiple vulnerabilities

The Weechat project reports: core: fix buffer overflow in display of time in chat area with a custom time format core: fix integer overflow in size calculation when evaluating "$hide:..." and "$baseencode:..." core: fix possible buffer overflow in command /color alias core: fix possible buffer...

CVE-2026-67305

FreeRDP Windows client before 3.29.0 contains a heap buffer overflow vulnerability in the clipboard virtual channel when processing CLIPRDRFILECONTENTSRESPONSE PDUs without validating the server-provided size against the destination buffer. A malicious RDP server can send a response with a data...

OESA-2026-3216 nginx security update

NGINX is a free, open-source, high-performance HTTP server and reverse proxy, as well as an IMAP/POP3 proxy server. Security Fixes: A vulnerability exists in NGINX Plus and NGINX Open Source when a map directive uses regex matching and a string expression references the map's regex capture...

JLSEC-2026-1090

Heap-based Buffer Overflow in GitHub repository hpjansson/chafa prior to 1.12.0...

CVE-2026-18321

Buffer overflow in NTPsec's Zyfer refclock allows local attacker to crash ntpd...

UBUNTU-CVE-2026-18321

Buffer overflow in NTPsec's Zyfer refclock allows local attacker to crash ntpd...

CVE-2026-18321

Buffer overflow in NTPsec's Zyfer refclock allows local attacker to crash ntpd...

CVE-2026-18321

Buffer overflow in NTPsec's Zyfer refclock allows local attacker to crash ntpd...

CVE-2026-18321 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') in ntpsec

Buffer overflow in NTPsec's Zyfer refclock allows local attacker to crash ntpd...

CVE-2026-18321 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') in ntpsec

Buffer overflow in NTPsec's Zyfer refclock allows local attacker to crash ntpd...

EUVD-2026-51593

Buffer overflow in NTPsec's Zyfer refclock allows local attacker to crash ntpd...

CVE-2026-18321

CVE-2026-18321 describes a buffer overflow in NTPsec’s Zyfer refclock that can crash ntpd via a local attack. The CVE is listed as a classic buffer overflow (Buffer Copy without Checking Size of Input) affecting ntpsec, but the provided documents do not specify affected versions, exact vulnerable...

CVE-2026-18321

Buffer overflow in NTPsec's Zyfer refclock allows local attacker to crash ntpd...

freeipmi: buffer overflows on response messages via ipmi-oem

A flaw was found in FreeIPMI. The ipmi-oem program is used to send Intelligent Platform Management Interface IPMI OEM commands for specific hardware vendors to retrieve specific information from the hardware. A malicious server can reply with crafted response messages and cause buffer overflows...

freeipmi: FreeIPMI: Denial of service via buffer overflow in ipmi-oem client

A flaw was found in FreeIPMI. Specifically, the ipmi-oem client command, which implements Intelligent Platform Management Interface IPMI OEM commands, contains exploitable buffer overflows. A remote attacker could exploit these vulnerabilities by sending specially crafted response messages to the...

libsolv: Stack-based buffer overflow in libsolv's Debian metadata parser when handling SHA384/SHA512 checksums

A flaw was found in libsolv. This stack-based buffer overflow vulnerability occurs in libsolv's Debian metadata parser when processing specially crafted Debian repository metadata. An attacker could exploit this by providing malicious SHA384 or SHA512 checksum tags, leading to memory corruption a...

libsolv: Heap buffer overflow in libsolv repopagestore via unchecked decompression of malicious .solv page data

A flaw was found in libsolv. This heap buffer overflow occurs during the decompression of attacker-controlled compressed data within .solv files due to insufficient input validation. An attacker can provide a specially crafted .solv file, which, when processed by a vulnerable application, can lea...