MGASA-2026-0137 Updated perl-XML-LibXML packages fix security vulnerability

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. CVE-2026-8177...

USN-8192-1 ntfs-3g vulnerabilities

Jeffrey Bencteux discovered that NTFS-3G incorrectly handled certain UTF-8 sequences. An attacker could use this issue to cause NTFS-3G to crash, resulting in a denial of service, or to execute arbitrary code. This issue only affected Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. CVE-2023-52890 Andrea...

UBUNTU-CVE-2026-6231

The bsonvalidate function may return early on specific inputs and incorrectly report success. This behavior could result in skipping validation for BSON data, allowing malformed or invalid UTF-8 sequences to bypass validation and be processed incorrectly. The issue may affect applications that re...

CVE-2026-6231

The CVE-2026-6231 issue affects the MongoDB C Driver. The root cause is that the bson_validate function may return early on certain inputs and incorrectly report success, allowing malformed or invalid UTF-8 sequences to bypass validation and be processed incorrectly. Affected products/versions ex...

SUSE CVE-2009-3720

The updatePosition function in lib/xmltokimpl.c in libexpat in Expat 2.0.1, as used in Python, PyXML, w3c-libwww, and other software, allows context-dependent attackers to cause a denial of service application crash via an XML document with crafted UTF-8 sequences that trigger a buffer over-read,...

SUSE CVE-2021-27135

xterm before Patch 366 allows remote attackers to execute arbitrary code or cause a denial of service segmentation fault via a crafted UTF-8 combining character sequence...

expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution

A flaw was found in expat. Passing malformed 2- and 3-byte UTF-8 sequences for example, from start tag names to the XML processing application on top of expat can lead to arbitrary code execution. This issue is dependent on how invalid UTF-8 is handled inside the XML processor...

CLSA-2022-1660762248 Fixed 13 CVEs in expat

CVE-2022-25236: Fix insertion of namespace-separator characters into namespace URIs - CVE-2022-25235: Fix malformed UTF-8 sequences which can lead to arbitrary code execution - CVE-2022-25315: Fix integer overflow in storeRawNames - CVE-2022-22822: Fix integer overflow in addBinding -...

expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution

A flaw was found in expat. Passing malformed 2- and 3-byte UTF-8 sequences for example, from start tag names to the XML processing application on top of expat can lead to arbitrary code execution. This issue is dependent on how invalid UTF-8 is handled inside the XML processor...

expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution

A flaw was found in expat. Passing malformed 2- and 3-byte UTF-8 sequences for example, from start tag names to the XML processing application on top of expat can lead to arbitrary code execution. This issue is dependent on how invalid UTF-8 is handled inside the XML processor...

expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution

A flaw was found in expat. Passing malformed 2- and 3-byte UTF-8 sequences for example, from start tag names to the XML processing application on top of expat can lead to arbitrary code execution. This issue is dependent on how invalid UTF-8 is handled inside the XML processor...

expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution

A flaw was found in expat. Passing malformed 2- and 3-byte UTF-8 sequences for example, from start tag names to the XML processing application on top of expat can lead to arbitrary code execution. This issue is dependent on how invalid UTF-8 is handled inside the XML processor...

expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution

A flaw was found in expat. Passing malformed 2- and 3-byte UTF-8 sequences for example, from start tag names to the XML processing application on top of expat can lead to arbitrary code execution. This issue is dependent on how invalid UTF-8 is handled inside the XML processor...

OESA-2021-1091 xterm security update

The xterm program is a terminal emulator for the X Window System. It provides DEC VT102 and Tektronix 4014 compatible terminals. Security Fixes: xterm before Patch 366 allows remote attackers to execute arbitrary code or cause a denial of service segmentation fault via a crafted UTF-8 combining...

UBUNTU-CVE-2021-26937

encoding.c in GNU Screen through 4.8.0 allows remote attackers to cause a denial of service invalid write access and application crash or possibly have unspecified other impact via a crafted UTF-8 character sequence...

OESA-2021-1029 libtomcrypt security update

LibTomCrypt is a fairly comprehensive, modular and portable cryptographic toolkit that provides developers with a vast array of well known published block ciphers, one-way hash functions, chaining modes, pseudo-random number generators, public key cryptography and a plethora of other routines...

OpenJDK UTF-8 decoder accepts non-shortest form sequences (4486841)

Java Runtime Environment JRE for Sun JDK and JRE 6 Update 10 and earlier; JDK and JRE 5.0 Update 16 and earlier; and SDK and JRE 1.4.218 and earlier accepts UTF-8 encodings that are not the "shortest" form, which makes it easier for attackers to bypass protection mechanisms for other applications...