EUVD-2026-38891

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: terminate the cached volume label after UTF-8 conversion ntfsfillsuper loads the on-disk volume label with utf16stoutf8s and stores the result in sbi-volume.label. The converted label is later exposed through...

CVE-2026-53023

CVE-2026-53023 affects Linux kernel ntfs3: ntfs_fill_super() converts the on-disk volume label from UTF-16 to UTF-8 and stores it in sbi->volume.label, but utf16s_to_utf8s() does not append a NUL terminator. If the converted label fills the fixed buffer, ntfs3_label_show() could read past the ...

UBUNTU-CVE-2026-54911

UltraJSON is a fast JSON encoder and decoder written in pure C with bindings for Python 3.7+. Prior to 5.13.0, ujson.dumps or ujson.dump or ujson.encode have a rejectbytes=False option. When set, they may accept malformed or truncated UTF-8 byte sequences, silently rewriting them into different...

CVE-2026-54911 UltraJSON: Malformed/Truncated UTF-8 Accepted and Silently Rewritten in ujson.dumps()

UltraJSON is a fast JSON encoder and decoder written in pure C with bindings for Python 3.7+. Prior to 5.13.0, ujson.dumps or ujson.dump or ujson.encode have a rejectbytes=False option. When set, they may accept malformed or truncated UTF-8 byte sequences, silently rewriting them into different...

FreeBSD : nginx -- multiple vulnerabilities (08b0c0f6-6a85-11f1-b8e5-3497f65b111b)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the 08b0c0f6-6a85-11f1-b8e5-3497f65b111b advisory. The nginx developers report: A use-after-free vulnerability when using HTTP/3 and processing a...

GHSA-3J69-69WJ-XQX2 UltraJSON: Malformed/Truncated UTF-8 Accepted and Silently Rewritten in ujson.dumps()

Summary ujson.dumps or ujson.dump or ujson.encode have a rejectbytes=False option. When set, they may accept malformed or truncated UTF-8 byte sequences, silently rewriting them into different Unicode characters instead of rejecting them. This leads to input validation bypass and data integrity...

Astra Linux – Vulnerability in libtomcrypt

In LibTomCrypt version 1.18.2, the derdecodeutf8string function located in derdecodeutf8string.c does not properly detect certain invalid UTF-8 sequences. This allows context-dependent attackers to cause a denial of service such as out-of-bounds reads and crashes or to read information from other...

Astra Linux – Vulnerabilities in Firefox, Thunderbird, Expat, LibXMLTok

In xmltokimpl.c within Expat also known as libexpat, before version 2.4.5, there was no proper validation of encoding. This meant that there were no checks to determine whether a UTF-8 character was valid in a particular context...

CVE-2026-48142

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpcharsetmodule module. When content is served or proxied through a location block with both sourcecharset utf-8; and a charset directive for example, charset koi8-r; configured, remote, unauthenticated attackers can send requests ...

SUSE SLED15 / SLES15 Security Update : perl-XML-LibXML (SUSE-SU-2026:2324-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2026:2324-1 advisory. This update for perl-XML-LibXML fixes the following issue - CVE-2026-8177: read out-of-bounds heap memory when parsing...

Linux Distros Unpatched Vulnerability : CVE-2026-44288

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - protobufjs compiles protobuf definitions into JavaScript JS functions. Prior to 7.5.6 and 8.0.2, protobufjs includes a minimal UTF-8 decoder that accepted...

CVE-2026-49234

When sending a specifically crafted non-UTF-8 string as select-asn query parameter to the /api/v1/origins endpoint, Routinator crashes. This only affects users who allow API access from untrusted networks...

Security update for perl-XML-LibXML

This update for perl-XML-LibXML fixes the following issue CVE-2026-8177: read out-of-bounds heap memory when parsing XML node names containing truncated UTF-8 byte sequences bsc1264715. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST...

PT-2026-47777

Name of the Vulnerable Software and Affected Versions 389 Directory Server affected versions not specified Description A flaw exists in the ldap utf8prev function where bytes are read before the start of a buffer without proper bounds checking. This leads to a heap buffer over-read during string...

GHSA-GC6Q-CWCJ-3VH9 Routinator crashes when sending a maliciously crafted select-asn query parameter

When sending a specifically crafted non-UTF-8 string as select-asn query parameter to the /api/v1/origins endpoint, Routinator crashes. This only affects users who allow API access from untrusted networks...

CVE-2026-49234

Routinator is affected by CVE-2026-49234 where sending a specifically crafted non-UTF-8 string as the select-asn parameter to the /api/v1/origins endpoint causes the application to crash. Affected component: the API handling for origins; root cause: non-UTF-8 string processing leads to a crash. I...

Medium: perl-XML-LibXML

Issue Overview: XML::LibXML versions through 2.0210 for Perl read out-of-bounds heap memory when parsing XML node names containing truncated UTF-8 byte sequences. A node name ending in the middle of a multi byte UTF-8 sequence causes the parser to read past the end of the input string into adjace...

Amazon Linux 2 : perl-XML-LibXML, --advisory ALAS2-2026-3342 (ALAS-2026-3342)

The version of perl-XML-LibXML installed on the remote host is prior to 2.0018-5. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2026-3342 advisory. XML::LibXML versions through 2.0210 for Perl read out-of-bounds heap memory when parsing XML node names containing truncat...

Medium: perl-XML-LibXML

Issue Overview: XML::LibXML versions through 2.0210 for Perl read out-of-bounds heap memory when parsing XML node names containing truncated UTF-8 byte sequences. A node name ending in the middle of a multi byte UTF-8 sequence causes the parser to read past the end of the input string into adjace...

PT-2026-47303

Name of the Vulnerable Software and Affected Versions Routinator affected versions not specified Description Routinator crashes when a specifically crafted non-UTF-8 string is sent as the select-asn query parameter to the '/api/v1/origins' endpoint. This issue specifically impacts users who permi...