CVE-2026-4893

An information disclosure vulnerability in dnsmasq allows remote attackers to bypass source checks via a crafted DNS packet with RFC 7871 client subnet information...

CVE-2026-4891 CVE-2026-4891

A heap-based out-of-bounds read vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of service via a crafted DNS packet...

CVE-2026-4890 CVE-2026-4890

A Denial of Service DoS vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of service via a crafted DNS packet...

CVE-2026-4890

A Denial of Service DoS vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of service via a crafted DNS packet...

CVE-2026-4890

A Denial of Service DoS vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of service via a crafted DNS packet...

CVE-2026-5172

A buffer overflow in dnsmasq’s extractaddresses function allows an attacker to trigger a heap out-of-bounds read and crash by exploiting a malformed DNS response, enabling extractname to advance the pointer past the record’s end...

UBUNTU-CVE-2026-5172

A buffer overflow in dnsmasq’s extractaddresses function allows an attacker to trigger a heap out-of-bounds read and crash by exploiting a malformed DNS response, enabling extractname to advance the pointer past the record’s end...

UBUNTU-CVE-2026-4890

A Denial of Service DoS vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of service via a crafted DNS packet...

UBUNTU-CVE-2026-4891

A heap-based out-of-bounds read vulnerability in the DNSSEC validation of dnsmasq allows remote attackers to cause a denial of service via a crafted DNS packet...

SUSE-SU-2026:21622-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and Micro 6.1 RT kernel was updated to fix the following issues: - CVE-2026-43284: xfrm: esp: avoid in-place decrypt on shared skb frags bsc1264449. - CVE-2026-43500: rxrpc: unshare DATA/RESPONSE packets when paged frags are present bsc1264450...

UBUNTU-CVE-2026-43500

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present The DATA-packet handler in rxrpcinputcallevent and the RESPONSE handler in rxrpcverifyresponse copy the skb to a linear one before calling into the security o...

CVE-2026-43500

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present The DATA-packet handler in rxrpcinputcallevent and the RESPONSE handler in rxrpcverifyresponse copy the skb to a linear one before calling into the security o...

CVE-2026-43500

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present The DATA-packet handler in rxrpcinputcallevent and the RESPONSE handler in rxrpcverifyresponse copy the skb to a linear one before calling into the security o...

CVE-2026-43500 rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Also unshare DATA/RESPONSE packets when paged frags are present The DATA-packet handler in rxrpcinputcallevent and the RESPONSE handler in rxrpcverifyresponse copy the skb to a linear one before calling into the security o...

DNSmasq 安全漏洞

DNSmasq is a DNS configuration tool developed by Simon Kelley. DNSmasq has a security vulnerability, which stems from an issue with DNSSEC verification. This vulnerability allows remote attackers to cause denial-of-service attacks through specially crafted DNS packets...

Linux kernel 缓冲区错误漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. The Linux kernel has a buffer error vulnerability, which stems from the lack of separation of paginated fragments during the processing of DATA and RESPONSE packets in...

Unity Linux 20.1060e / 20.1070e Security Update: openvswitch (UTSA-2026-017640)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017640 advisory. A vulnerability was found in openvswitch. A limitation in the implementation of userspace packet parsing can allow a malicious user to send a specially crafted packe...

Linux Distros Unpatched Vulnerability : CVE-2026-4893

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An information disclosure vulnerability in dnsmasq allows remote attackers to bypass source checks via a crafted DNS packet with RFC 7871 client subnet...

Unity Linux 20.1060e / 20.1070e Security Update: openvswitch (UTSA-2026-017645)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017645 advisory. A flaw was found in multiple versions of OpenvSwitch. Specially crafted LLDP packets can cause memory to be lost when allocating data to handle specific optional TLV...

Barebox 缓冲区错误漏洞

Barebox is a versatile and flexible bootloader developed by Barebox Open Source. Versions of Barebox prior to 2026.04.0 contained a buffer error vulnerability. This vulnerability stemmed from the dhcpmessagetype function in DHCP option parsing, which did not verify whether the option pointers wer...