Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: netfilter: xttcpmss: Check the remaining length before reading optlen Quoting the reporter: In net/netfilter/xttcpmss.c lines 53-68, the TCP option parser reads opi+1 directly, without validating the remaining option length. If t...

CVE-2026-52915

In the Linux kernel, the following vulnerability has been resolved: netfilter: ip6thbh: reject oversized option lists struct ip6topts stores at most IP6TOPTSOPTSNR option descriptors, but hbhmt6check does not reject larger optsnr values supplied from userspace. Validate optsnr in the rule setup...

CVE-2026-8690

The RentMy Real-Time Rental Management Plugin plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 4.0.4.1. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for unauthenticated...

CVE-2026-52915 netfilter: ip6t_hbh: reject oversized option lists

In the Linux kernel, the following vulnerability has been resolved: netfilter: ip6thbh: reject oversized option lists struct ip6topts stores at most IP6TOPTSOPTSNR option descriptors, but hbhmt6check does not reject larger optsnr values supplied from userspace. Validate optsnr in the rule setup...

CVE-2026-52915

CVE-2026-52915 concerns the Linux kernel netfilter ip6t_hbh module, where ip6t_opts may store at most IP6T_OPTS_OPTSNR (16) option descriptors but hbh_mt6_check() did not reject larger optsnr values from userspace. This allowed a potential out-of-bounds condition (UBSAN: array-index-out-of-bounds...

EUVD-2026-38718

In the Linux kernel, the following vulnerability has been resolved: netfilter: ip6thbh: reject oversized option lists struct ip6topts stores at most IP6TOPTSOPTSNR option descriptors, but hbhmt6check does not reject larger optsnr values supplied from userspace. Validate optsnr in the rule setup...

CVE-2026-8690 RentMy Real-Time Rental Management Plugin <= 4.0.4.1 - Missing Authorization to Unauthenticated Settings Update via rentmy_cdn_request AJAX Action

The RentMy Real-Time Rental Management Plugin plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 4.0.4.1. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for unauthenticated...

CVE-2026-8690

The CVE describes an authorization bypass in the RentMy Real-Time Rental Management Plugin for WordPress, affecting all versions up to 4.0.4.1. The root cause is improper verification of a user’s authorization to perform actions, enabling unauthenticated attackers to read, create, update, and del...

EUVD-2026-38690

The RentMy Real-Time Rental Management Plugin plugin for WordPress is vulnerable to authorization bypass in all versions up to, and including, 4.0.4.1. This is due to the plugin not properly verifying that a user is authorized to perform an action. This makes it possible for unauthenticated...

EUVD-2026-38664

The Welcome Software Publishing plugin for WordPress is vulnerable to Arbitrary Options Update in all versions up to and including 0.0.31. This is due to a missing capability check in the ncsetOption function, which is exposed via the nc.setOption XML-RPC method. The function authenticates the us...

CVE-2026-56115

A flaw was found in dhcpcd. This vulnerability allows an unauthenticated attacker on the same network link to trigger a one-byte stack out-of-bounds write. By sending a specially crafted DHCPv6 ADVERTISE message with an oversized option, the attacker can corrupt adjacent stack memory. This can le...

PT-2026-51893

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds read exists in the netfilter module. In the nf osf match function, the nf osf hdr ctx structure is passed by reference to nf osf match one for fingerprint checks. During...

PT-2026-51755

Name of the Vulnerable Software and Affected Versions libcurl affected versions not specified Description An issue exists where the HTTP Referer: header persists even after being explicitly cleared. Although passing NULL to CURLOPT REFERER is intended to suppress the header, the internal state is...

PT-2026-51993

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A configuration naming issue exists in the BPF subsystem where the use of CONFIG CFI CLANG instead of the renamed CONFIG CFI causes code to be compiled out. This occurs because the optio...

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...

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...