CVE-2026-11105-Stack-Buffer-Overflow-in-Custom-Base64-Decoder

CVE-2026-11105 – Stack Buffer Overflow in Custom Base64 Decoder Program Code C // base64vuln.c - Vulnerable Base64 decoder include include include int base64decodeconst char in, sizet inlen, char out, sizet outlen static const char table =...

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

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

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...

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 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-based Buffer Overflow

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...

Linux Distros Unpatched Vulnerability : CVE-2026-101338

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

OESA-2026-3869 aws-sdk-cpp security update

The AWS SDK for C++ provides a modern C++ version C++ 11 or later interface for Amazon Web Services AWS. This package contains the S3 component. Security Fixes: Missing cryptographic key commitment in the AWS SDK for C++ may allow a user with write access to the S3 bucket to introduce a new EDK...

Astra Linux – Vulnerability in libyaml-syck-perl

Versions of YAML::Syck up to 1.36 for Perl have several potential security vulnerabilities, including a high-severity heap buffer overflow in the YAML emitter. The heap overflow occurs when class names exceed the initial 512-byte allocation. The Base64 decoder could read past the buffer end due t...

OESA-2026-3688 aws-sdk-cpp security update

The AWS SDK for C++ provides a modern C++ version C++ 11 or later interface for Amazon Web Services AWS. This package contains the S3 component. Security Fixes: Missing cryptographic key commitment in the AWS SDK for C++ may allow a user with write access to the S3 bucket to introduce a new EDK...

OESA-2026-3689 aws-sdk-cpp security update

The AWS SDK for C++ provides a modern C++ version C++ 11 or later interface for Amazon Web Services AWS. This package contains the S3 component. Security Fixes: Missing cryptographic key commitment in the AWS SDK for C++ may allow a user with write access to the S3 bucket to introduce a new EDK...

OESA-2026-3687 aws-sdk-cpp security update

The AWS SDK for C++ provides a modern C++ version C++ 11 or later interface for Amazon Web Services AWS. This package contains the S3 component. Security Fixes: Missing cryptographic key commitment in the AWS SDK for C++ may allow a user with write access to the S3 bucket to introduce a new EDK...

CVE-2026-76070

Netis NC63 firmware through V3.0.0.3327 contains a stack-based buffer overflow vulnerability that allows unauthenticated remote attackers to overwrite saved stack state by submitting an oversized Base64-encoded password to the login handler in /bin/netis.cgi. Attackers can exploit the custom Base...

CVE-2026-76070

Netis NC63 Wireless AC1200 router firmware through V3.0.0.3327 contains a pre-authentication stack-based buffer overflow in the login handler /bin/netis.cgi. The custom Base64 decoder writes decoded password bytes into a fixed 64-byte stack buffer without capacity checks, allowing an unauthentica...

EUVD-2026-64921

Netis NC63 firmware through V3.0.0.3327 contains a stack-based buffer overflow vulnerability that allows unauthenticated remote attackers to overwrite saved stack state by submitting an oversized Base64-encoded password to the login handler in /bin/netis.cgi. Attackers can exploit the custom Base...

CVE-2026-76070 Netis NC63 V3.0.0.3327 Stack Buffer Overflow via Login Password Parameter

Netis NC63 firmware through V3.0.0.3327 contains a stack-based buffer overflow vulnerability that allows unauthenticated remote attackers to overwrite saved stack state by submitting an oversized Base64-encoded password to the login handler in /bin/netis.cgi. Attackers can exploit the custom Base...