K000163881: Golang vulnerabilities CVE-2026-46597, CVE-2026-46600, and CVE-2026-56852

Security Advisory Description CVE-2026-46597 An incorrectly placed cast from bytes to int allowed for server-side panic in the AES-GCM packet decoder for well-crafted inputs. CVE-2026-46600 Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message...

CLEANSTART-2026-WH89165 Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer

CVE-2026-46600 affects multiple packages. Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer. See references for individual vulnerability details...

Fedora 44 : bind9-next (2026-87d221ec8c)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-87d221ec8c advisory. Update to 9.21.26 rhbz2489832 Security Fixes: - Prevent excessive CPU use validating crafted DNSSEC responses. CVE-2026-19668 - Require a TSIG on...

CLEANSTART-2026-PJ95913 Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer

CVE-2026-46600 affects multiple packages. Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer. See references for individual vulnerability details...

Fedora 43 : bind9-next (2026-d47a436e71)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-d47a436e71 advisory. Update to 9.21.26 rhbz2489832 Security Fixes: - Prevent excessive CPU use validating crafted DNSSEC responses. CVE-2026-19668 - Require a TSIG on...

CLEANSTART-2026-PY41219 Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer

CVE-2026-46600 affects multiple packages. Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer. See references for individual vulnerability details...

CLEANSTART-2026-UA04253 Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer

CVE-2026-46600 affects multiple packages. Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer. See references for individual vulnerability details...

AlmaLinux 9 : bind9.18 (ALSA-2026:75578)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:75578 advisory. bind: BIND 9: Remote Denial of Service via cached SVCB/HTTPS AliasMode records CVE-2026-81736 bind9: bind: BIND 9: Denial of Service via 16-bit length...

MiracleLinux 9 : bind9.18-9.18.29-14.el9_8.10 (AXSA:2026-2081:06)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-2081:06 advisory. bind: BIND 9: Remote Denial of Service via cached SVCB/HTTPS AliasMode records CVE-2026-81736 bind9: bind: BIND 9: Denial of Service via 16-bit leng...

CLEANSTART-2026-OF39616 Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer

CVE-2026-46600 affects multiple packages. Parsing an invalid SVCB or HTTPS RR can panic when the size of a parameter value overflows the message buffer. See references for individual vulnerability details...

CVE-2026-101338

When a SVCB or HTTPS RR has filled the wire format RDATA up to the brim, another ECH parameter may overwrite the stack, and once beyond the limit, the base64 decoder can write attacker controlled data of unlimited size. Zone files which are written out by NSD itself, such as for zones for which t...

UBUNTU-CVE-2026-101338

When a SVCB or HTTPS RR has filled the wire format RDATA up to the brim, another ECH parameter may overwrite the stack, and once beyond the limit, the base64 decoder can write attacker controlled data of unlimited size. Zone files which are written out by NSD itself, such as for zones for which t...

CVE-2026-101338

A flaw was found in NSD. When processing zone files containing specially formatted Service Binding SVCB or HTTPS resource records, the base64 decoding routine can exceed memory limits and cause a stack-based buffer overflow. An attacker capable of provisioning or supplying crafted zone files...

DEBIAN-CVE-2026-101338

When a SVCB or HTTPS RR has filled the wire format RDATA up to the brim, another ECH parameter may overwrite the stack, and once beyond the limit, the base64 decoder can write attacker controlled data of unlimited size. Zone files which are written out by NSD itself, such as for zones for which t...

EUVD-2026-100983

When a SVCB or HTTPS RR has filled the wire format RDATA up to the brim, another ECH parameter may overwrite the stack, and once beyond the limit, the base64 decoder can write attacker controlled data of unlimited size. Zone files which are written out by NSD itself, such as for zones for which t...

CVE-2026-101338

The NSD name server is vulnerable to a stack-based buffer overflow (CWE-121) when processing specially crafted SVCB or HTTPS resource records (RR ). If the wire format RDATA is filled to its limit, an additional ECH parameter can overwrite the stack. Furthermore, if the limit is exceeded, the bas...

CVE-2026-101338 Stack overwrite from a specially crafted and formatted SVCB or HTTPS RR

When a SVCB or HTTPS RR has filled the wire format RDATA up to the brim, another ECH parameter may overwrite the stack, and once beyond the limit, the base64 decoder can write attacker controlled data of unlimited size. Zone files which are written out by NSD itself, such as for zones for which t...

CVE-2026-101338 Stack overwrite from a specially crafted and formatted SVCB or HTTPS RR

When a SVCB or HTTPS RR has filled the wire format RDATA up to the brim, another ECH parameter may overwrite the stack, and once beyond the limit, the base64 decoder can write attacker controlled data of unlimited size. Zone files which are written out by NSD itself, such as for zones for which t...

CVE-2026-101338

When a SVCB or HTTPS RR has filled the wire format RDATA up to the brim, another ECH parameter may overwrite the stack, and once beyond the limit, the base64 decoder can write attacker controlled data of unlimited size. Zone files which are written out by NSD itself, such as for zones for which t...

CVE-2026-101338

When a SVCB or HTTPS RR has filled the wire format RDATA up to the brim, another ECH parameter may overwrite the stack, and once beyond the limit, the base64 decoder can write attacker controlled data of unlimited size. Zone files which are written out by NSD itself, such as for zones for which t...