PT-2026-51708

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the netfilter module where the hbh mt6 check function fails to reject optsnr values supplied from userspace that exceed the capacity of the struct ip6t opts structure...

libxml2: buffer over-read in xmlHTMLPrintFileContext in xmllint.c

A flaw was found in the xmllint program distributed by the libxml2 package. A buffer over-read in the xmlHTMLPrintFileContext function in the xmllint.c file may be triggered when a crafted file is processed with the xmllint program using the --htmlout command line option, causing an application...

libxml2: buffer over-read in xmlHTMLPrintFileContext in xmllint.c

A flaw was found in the xmllint program distributed by the libxml2 package. A buffer over-read in the xmlHTMLPrintFileContext function in the xmllint.c file may be triggered when a crafted file is processed with the xmllint program using the --htmlout command line option, causing an application...

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-2026-56115

Bootimus through 0.1.70 contains a broken access control vulnerability that allows authenticated low-privileged users to perform administrative actions by exploiting missing role enforcement in the JWTMiddleware function in internal/auth/auth.go, which validates JWT tokens and account status but...

EUVD-2026-38494

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-2026-56115

Bootimus through 0.1.70 contains a broken access control vulnerability that allows authenticated low-privileged users to perform administrative actions by exploiting missing role enforcement in the JWTMiddleware function in internal/auth/auth.go, which validates JWT tokens and account status but...

CVE-2026-56115 Bootimus 0.1.70 Broken Access Control via JWTMiddleware Authorization Bypass

Bootimus through 0.1.70 contains a broken access control vulnerability that allows authenticated low-privileged users to perform administrative actions by exploiting missing role enforcement in the JWTMiddleware function in internal/auth/auth.go, which validates JWT tokens and account status but...

CVE-2026-56115 Bootimus 0.1.70 Broken Access Control via JWTMiddleware Authorization Bypass

Bootimus through 0.1.70 contains a broken access control vulnerability that allows authenticated low-privileged users to perform administrative actions by exploiting missing role enforcement in the JWTMiddleware function in internal/auth/auth.go, which validates JWT tokens and account status but...

CVE-2026-50023

yt-dlp is a command-line audio/video downloader. Prior to 2026.06.09, a vulnerability exists in yt-dlp that allows a remote attacker to write arbitrary OS-shortcut files such as .desktop, .url, .webloc to the user's filesystem, bypassing the remediation for CVE-2024-38519. The allowlist explicitl...

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...

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...

CVE-2026-56114 dhcpcd Stack Out-of-Bounds Write in dhcp6_makemessage()

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-2026-56114

CVE-2026-56114 affects dhcpcd up to 10.3.2; the issue is a one-byte stack out-of-bounds write in dhcp6_makemessage() caused by serializing an oversized RFC6603 OPTION_PD_EXCLUDE body in a crafted DHCPv6 ADVERTISE with IA_PD IAPREFIX /0. The vulnerability can allow an unauthenticated same-link att...

CVE-2026-56114 dhcpcd Stack Out-of-Bounds Write in dhcp6_makemessage()

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-2026-56114

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-2026-56113

Summary of CVE-2026-56113 : The dhcpcd project (up to version 10.3.2) contains a heap use-after-free vulnerability in the DHCPv6 path. Specifically, in dhcp6_deprecateaddrs(), when processing a crafted DHCPv6 RENEW reply (using RFC6603 OPTION_PD_EXCLUDE) with both the preferred and valid lifetime...

CVE-2026-56113 dhcpcd Heap Use-After-Free in dhcp6_deprecateaddrs via DHCPv6 RENEW

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...

CVE-2026-56113

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...

CVE-2026-56113 dhcpcd Heap Use-After-Free in dhcp6_deprecateaddrs via DHCPv6 RENEW

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...