23000 matches found
CVE-2026-5450 scanf %mc off-by-one heap buffer overflow
Calling the scanf family of functions with a %mc malloc'd character match in the GNU C Library version 2.7 to version 2.43 with a format width specifier with an explicit width greater than 1024 could result in a one byte heap buffer overflow...
CVE-2026-5450
Calling the scanf family of functions with a %mc malloc'd character match in the GNU C Library version 2.7 to version 2.43 with a format width specifier with an explicit width greater than 1024 could result in a one byte heap buffer overflow...
CVE-2026-5450
The GNU C Library (glibc) versions 2.7 to 2.43 are vulnerable to a one-byte heap buffer overflow (CWE-122) when using the scanf family of functions with a %mc (malloc'd character match) format specifier and an explicit width greater than 1024 . This vulnerability is present in multiple products, ...
CVE-2026-5450
Calling the scanf family of functions with a %mc malloc'd character match in the GNU C Library version 2.7 to version 2.43 with a format width specifier with an explicit width greater than 1024 could result in a one byte heap buffer overflow...
CVE-2026-5450 scanf %mc off-by-one heap buffer overflow
Calling the scanf family of functions with a %mc malloc'd character match in the GNU C Library version 2.7 to version 2.43 with a format width specifier with an explicit width greater than 1024 could result in a one byte heap buffer overflow...
CVE-2026-5928
Calling the ungetwc function on a FILE stream with wide characters encoded in a character set that has overlaps between its single byte and multi-byte character encodings, in the GNU C Library version 2.43 or earlier, may result in an attempt to read bytes before an allocated buffer, potentially...
CVE-2026-5928
Calling the ungetwc function on a FILE stream with wide characters encoded in a character set that has overlaps between its single byte and multi-byte character encodings, in the GNU C Library version 2.43 or earlier, may result in an attempt to read bytes before an allocated buffer, potentially...
CVE-2026-5928 Potential buffer under-read in ungetwc
Calling the ungetwc function on a FILE stream with wide characters encoded in a character set that has overlaps between its single byte and multi-byte character encodings, in the GNU C Library version 2.43 or earlier, may result in an attempt to read bytes before an allocated buffer, potentially...
CVE-2026-5928
Calling the ungetwc function on a FILE stream with wide characters encoded in a character set that has overlaps between its single byte and multi-byte character encodings, in the GNU C Library version 2.43 or earlier, may result in an attempt to read bytes before an allocated buffer, potentially...
CVE-2026-5358
REJECTED: CVE-2026-5358 is rejected for two reasons. Firstly it has been discovered that no NIS+ client or server was ever released for any Linux-based OS distributions and as such this makes the API provisional and unused. Secondly it has been discovered that the NIS+ cold start cache...
CVE-2026-5358
Removed by vendor...
CVE-2026-5358
The CVE affects the GNU C Library (glibc) up to version 2.43, where the obsolete nis_local_principal function can overflow a buffer in the data section. This may allow an attacker to spoof a crafted UDP response and overwrite neighboring static data in the requesting application. NIS support is d...
CVE-2026-5928: Buffer Under-read
Calling the ungetwc function on a FILE stream with wide characters encoded in a character set that has overlaps between its single byte and multi-byte character encodings, in the GNU C Library version 2.43 or earlier, may result in an attempt to read bytes before an allocated buffer, potentially...
PT-2026-33850
Name of the Vulnerable Software and Affected Versions glibc versions prior to 2.44 Description The obsolete nis local principal function may overflow a buffer in the data section. This allows an attacker to spoof a crafted response to a UDP request generated by this function and overwrite...
GNU C Library security vulnerabilities
The GNU C Library is an open-source, free C-language compiler program published by the GNU community under the LGPL license. Versions of the GNU C Library 2.43 and earlier contained security vulnerabilities. These vulnerabilities stemmed from a buffer overflow in the nislocalprincipal function,...
UBUNTU-CVE-2026-40489
editorconfig-core-c is an EditorConfig core library for use by plugins supporting EditorConfig parsing. Versions up to and including 0.12.10 have a stack-based buffer overflow in ecglob that allows an attacker to crash any application using libeditorconfig by providing a specially crafted directo...
PT-2026-33851
Name of the Vulnerable Software and Affected Versions glibc versions 2.7 through 2.43 Description Calling the scanf family of functions using a %mc malloc'd character match with a format width specifier that has an explicit width greater than 1024 can lead to a one byte heap buffer overflow...
PT-2026-33852
Name of the Vulnerable Software and Affected Versions gnu C Library versions prior to 2.44 Description Calling the ungetwc function on a FILE stream with wide characters encoded in a character set with overlaps between single byte and multi-byte character encodings can lead to an attempt to read...