CVE-2026-61876 LuCI DHCPv6 Lease Hostname Stored Cross-Site Scripting

LuCI versions fail to properly encode DHCPv6 lease hostnames before rendering in status tables, allowing adjacent network attackers to inject HTML markup. Attackers can send a DHCPv6 Client FQDN containing script tags that execute in the administrator's browser when viewing DHCP lease pages...

SUSE-SU-2026:22706-1 Security update for dnsmasq

This update for dnsmasq fixes the following issues - CVE-2026-12725: heap buffer overflow in logquery when logging unsupported DS/DNSKEY replies bsc1268764. - CVE-2026-12969: out-of-bounds read in findsoa due to missing extrabytes validation bsc1268882. Changes for dnsmasq: - Update to 2.93: Fix ...

EulerOS 2.0 SP12 : busybox (EulerOS-SA-2026-2581)

According to the versions of the busybox packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : BusyBox wget thru 1.3.7 accepted raw CR 0x0D/LF 0x0A and other C0 control bytes in the HTTP request- target path/query, allowing the request line...

SUSE-SU-2026:2803-1 Security update for dracut

This update for dracut fixes the following issue - CVE-2026-6893: Root code execution via DHCP options command injection bsc1268322. Changes for dracut: - Update to version 059+suse.565.g682306ec5: fixnetwork-legacy: sanitize DHCP values in dhclient-script.sh bsc1268322, CVE-2026-6893...

PYSEC-2026-852 OpenStack Neutron Intended MAC-spoofing protection mechanism bypass

The IPTables firewall in OpenStack Neutron up to 7.0.4 and 8.x before 8.1.0 allows remote attackers to bypass an intended MAC-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via 1 a crafted DHCP discovery message or 2 crafted non-IP traffic...

PYSEC-2026-854 OpenStack Neutron allows remote attackers to bypass an intended DHCP-spoofing protection mechanism

The IPTables firewall in OpenStack Neutron before 7.0.4 and 8.0.0 through 8.1.0 allows remote attackers to bypass an intended DHCP-spoofing protection mechanism and consequently cause a denial of service or intercept network traffic via a crafted DHCP discovery message...

SUSE-SU-2026:2721-1 Security update for dracut

This update for dracut fixes the following issue - CVE-2026-6893: Root code execution via DHCP options command injection bsc1268322. Changes for dracut: - Update to version 055+suse.402.g2720eea: fixnetwork-legacy: sanitize DHCP values in dhclient-script.sh bsc1268322, CVE-2026-6893...

SUSE-SU-2026:2720-1 Security update for dracut

This update for dracut fixes the following issue - CVE-2026-6893: Root code execution via DHCP options command injection bsc1268322. Changes for dracut: - Update to version 055+suse.365.g79144c5: fixnetwork-legacy: sanitize DHCP values in dhclient-script.sh bsc1268322, CVE-2026-6893...

CVE-2026-14258

A flaw was found in dhcpcd's IPv6 Neighbor Discovery Router Advertisement processing. A specially crafted IPv6 Router Advertisement containing a zero-length Neighbor Discovery option can bypass validation during packet storage and later be reparsed without adequate validation, causing the parser ...

SUSE-SU-2026:22446-1 Security update for dracut

This update for dracut fixes the following issue - CVE-2026-6893: Root code execution via DHCP options command injection bsc1268322. Changes for dracut: - Update to version 059+suse.643.g1f1d880: fixnetwork-legacy: sanitize DHCP values in dhclient-script.sh bsc1268322, CVE-2026-6893...

SUSE-SU-2026:22496-1 Security update for dnsmasq

This update for dnsmasq fixes the following issues Update to 2.93: - CVE-2026-12725: heap buffer overflow in logquery when logging unsupported DS/DNSKEY replies bsc1268764. Changes for dnsmasq: CVE-2026-12725, bsc1268764: Heap buffer overflow in logquery when logging unsupported DS/DNSKEY replies...

CVE-2026-56113

A flaw was found in dhcpcd. An unauthenticated attacker on the same network link can exploit this vulnerability by sending a specially crafted DHCPv6 RENEW reply. This can lead to a Denial of Service DoS, causing the dhcpcd daemon to crash due to a heap use-after-free vulnerability...

[SECURITY] [DLA 4642-1] u-boot security update

Debian LTS Advisory DLA-4642-1 [email protected] https://www.debian.org/lts/security/ Andreas Henriksson June 23, 2026 https://wiki.debian.org/LTS Package : u-boot Version : 2021.01+dfsg-5+deb11u3 2023.01+dfsg-2+deb12u3 CVE ID : CVE-2024-42040 CVE-2026-46728 Debian Bug : 1081557 1136954...

CVE-2026-56114

dhcpcd through 10.3.2, fixed in commit 2f00c7b, contains a one-byte stack out-of-bounds write vulnerability in dhcp6makemessage in src/dhcp6.c that allows unauthenticated same-link attackers to write beyond a fixed local buffer by serializing an oversized RFC6603 OPTIONPDEXCLUDE option body...

CVE-2026-56117

dhcpcd through 10.3.2, fixed in commit 78ea09e, contains a heap use-after-free vulnerability in the control socket handling within src/control.c that allows local unprivileged attackers to trigger memory corruption when privilege separation is disabled. Attackers can connect to the control socket...

CVE-2026-56116 dhcpcd Memory Leak DoS via IPv6 Router Advertisement Handling

dhcpcd through 10.3.2, fixed in commit 708b4a5, contains a memory leak vulnerability in the IPv6 Router Advertisement route information handling that allows an unauthenticated same-link attacker to cause denial of service by sending crafted Router Advertisements. Attackers can repeatedly send...

CVE-2026-56115

CVE-2026-56115 is associated with a one-byte stack out-of-bounds write in dhcpcd up to 10.3.2, due to a malformed DHCPv6 OPTION_PD_EXCLUDE in dhcp6_makemessage() that an unauthenticated same-link attacker can trigger via DHCPv6 ADVERTISE with IA_PD /0. An attacker can corrupt adjacent stack memor...

EUVD-2026-38492

dhcpcd through 10.3.2, fixed in commit 2f00c7b, contains a one-byte stack out-of-bounds write vulnerability in dhcp6makemessage in src/dhcp6.c that allows unauthenticated same-link attackers to write beyond a fixed local buffer by serializing an oversized RFC6603 OPTIONPDEXCLUDE option body...

EUVD-2026-38491

dhcpcd through 10.3.2, fixed in commit 5733d3c, contains a heap use-after-free vulnerability that allows unauthenticated same-link attackers to crash the daemon by sending a crafted DHCPv6 RENEW reply with RFC6603 OPTIONPDEXCLUDE and both preferred and valid lifetimes set to zero. Attackers actin...

PT-2026-51565

Name of the Vulnerable Software and Affected Versions dhcpcd versions prior to 10.3.2 Description An issue in the IPv6 Router Advertisement route information handling allows an unauthenticated attacker on the same link to cause a denial of service. By repeatedly sending crafted Router...