CVE-2026-12490

When a provide-xfr is given with a tls-auth-name, a secondary requesting a transfer should provide a client certificate with that name. However, no client certificate is needed when the request comes in over TLS over the regular tls-port and not the tls-auth-port or over over TCP over the regular...

CVE-2026-12246

NSD version 4.14.0 introduced a bug where a specially crafted APL RR, with an adflength larger than permitted for the address family will overwrite the stack when the zone is written to disk, with a maximum of 111 attacker controlled bytes...

CVE-2026-12246

NSD 4.14.0 contains a vulnerability where a specially crafted APL RR with adflength exceeding the address family limit can cause a stack overwrite when writing the zone to disk, allowing up to 111 attacker-controlled bytes to influence memory. This is a data/stack corruption issue that affects th...

CVE-2026-12244

If NSD is configured as secondary for a zone, the primary of that zone can crash NSD with an AXFR containing a DNS message with a special crafted SVCB RR with an rdata size of 65512, that let's an uint16t variable that is used to allocate space needed for the RR wrap because total size 65535,...

CVE-2026-12244 Heap overflow and crash with crafted SVCB RR

If NSD is configured as secondary for a zone, the primary of that zone can crash NSD with an AXFR containing a DNS message with a special crafted SVCB RR with an rdata size of 65512, that let's an uint16t variable that is used to allocate space needed for the RR wrap because total size 65535,...

CVE-2026-12244

If NSD is configured as secondary for a zone, the primary of that zone can crash NSD with an AXFR containing a DNS message with a special crafted SVCB RR with an rdata size of 65512, that let's an uint16t variable that is used to allocate space needed for the RR wrap because total size 65535,...

CVE-2026-12244

NSD (the DNS server) is affected when configured as a secondary for a zone. A primary can crash NSD by sending an AXFR containing a DNS message with a specially crafted SVCB RR whose rdata size is 65512, which causes an (uint16_t) length to overflow while allocating space for the RR wrap (total s...

CVE-2026-12244

If NSD is configured as secondary for a zone, the primary of that zone can crash NSD with an AXFR containing a DNS message with a special crafted SVCB RR with an rdata size of 65512, that let's an uint16t variable that is used to allocate space needed for the RR wrap because total size 65535,...

PT-2026-52381

Name of the Vulnerable Software and Affected Versions The product name cannot be determined affected versions not specified Description An attacker can cause outgoing TCP connections to a backend to remain stuck until a timeout occurs rather than being released immediately by sending IXFR...

PT-2026-52403

Name of the Vulnerable Software and Affected Versions EmberZNet versions prior to 9.0.3 Description Malformed IAS Zone enrollment messages can trigger an out-of-bounds state-table write, which leads to process termination. This issue specifically affects devices that support the IAS Zone cluster...

PT-2026-52209

Name of the Vulnerable Software and Affected Versions NSD affected versions not specified Description A heap overflow occurs when NSD is configured as a secondary for a zone. A primary server can crash the system by sending an AXFR containing a DNS message with a specially crafted SVCB RR Resourc...

CVE-2026-12244

If NSD is configured as secondary for a zone, the primary of that zone can crash NSD with an AXFR containing a DNS message with a special crafted SVCB RR with an rdata size of 65512, that let's an uint16t variable that is used to allocate space needed for the RR wrap because total size 65535,...

Linux Distros Unpatched Vulnerability : CVE-2026-53127

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: block: fix zonescond memory leak on zone revalidation error paths When blkrevalidatediskzone...

UBUNTU-CVE-2026-12244

If NSD is configured as secondary for a zone, the primary of that zone can crash NSD with an AXFR containing a DNS message with a special crafted SVCB RR with an rdata size of 65512, that let's an uint16t variable that is used to allocate space needed for the RR wrap because total size 65535,...

CVE-2026-53127

A flaw was found in the Linux kernel's block subsystem. This vulnerability allows for a memory leak when zone revalidation fails, specifically when blkrevalidatediskzones encounters an error after memory has been allocated for zonescond. This can lead to resource exhaustion, potentially resulting...

CVE-2026-53127

In the Linux kernel, the following vulnerability has been resolved: block: fix zonescond memory leak on zone revalidation error paths When blkrevalidatediskzones fails after diskrevalidatezoneresources has allocated args.zonescond, the memory is leaked because no error path frees it...

CVE-2026-53127

In the Linux kernel, the following vulnerability has been resolved: block: fix zonescond memory leak on zone revalidation error paths When blkrevalidatediskzones fails after diskrevalidatezoneresources has allocated args.zonescond, the memory is leaked because no error path frees it...

CVE-2026-53127

The CVE-2026-53127 issue affects the Linux kernel block subsystem. It describes a memory leak in the zones_cond path when revalidating disk zones: if blk_revalidate_disk_zones() fails after disk_revalidate_zone_resources() has allocated args.zones_cond, the allocated memory is not freed on the er...

EUVD-2026-38995

In the Linux kernel, the following vulnerability has been resolved: block: fix zonescond memory leak on zone revalidation error paths When blkrevalidatediskzones fails after diskrevalidatezoneresources has allocated args.zonescond, the memory is leaked because no error path frees it...

CVE-2026-53127

In the Linux kernel, the following vulnerability has been resolved: block: fix zonescond memory leak on zone revalidation error paths When blkrevalidatediskzones fails after diskrevalidatezoneresources has allocated args.zonescond, the memory is leaked because no error path frees it...