freebsd-CVE-2026-7270

Ref https://github.com/califio/publications/tree/main/MADBugs/freebsd-CVE-2026-7270 CVE-2026-7270 Escalada de privilegios local en FreeBSD medianteexecargsadjustargs con memmove fuera de límites Un error de precedencia de operadores en execargsadjustargs sys/kern/kernexec.c, presente desde 2013...

CVE-2024-26160

CVE-2024-26160 vulnerabilidad de divulgación de información en cldflt.sys Hay un pequeño análisis sobre CVE-2024-26160 , que se puede encontrar en el parche de febrero KB5034765 , Windows 11 22H2, Windows 11 23H2. La vulnerabilidad se cerró en el parche de marzo KB5035853. Análisis La...

ABL_ROP

Actualizando el serial de ABL con ROP: Al ejecutarse, este notebook cargará ABL e intentará actualizar el número de serie del dispositivo mediante una cadena ROP para llamar a memmove. Derivado del notebook de eShard https://github.com/eshard/pixel6-boot/blob/main/runablpublic.ipynb mientras se...

cve-2024-46483

CVE-2024-46483 - Desbordamiento de montón previo a la autenticación en el servidor Xlight SFTP Versiones afectadas Versiones de Xlight de 32 y 64 bits = 3.9.4.2 Impacto Un atacante no autenticado con acceso a Xlight SFTP podría lograr la ejecución de código o causar una denegación de servicio...

CVE-2025-62821

Extensiones de imágenes HEIF de Microsoft msheifstore.dll: Subasignación del búfer de origen en la ruta CopyPixels que conduce a lectura fuera de límites y violación de acceso DoS Al decodificar una imagen HEIF maliciosa a través de WIC, el códec msheif asigna un búfer de origen de 1 byte, pero...

CVE-2021-21551

CVE-2021-21551 Prueba de concepto del exploit para CVE-2021-21551. La vulnerabilidad se debe a que las direcciones proporcionadas por el usuario se pasan como argumentos a una llamada a memmove, lo que permite una lectura/escritura arbitraria ioctls 0x9B0C1EC4 y 0x9B0C1EC8, así como el parámetro ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: The bound NTFSDEdeview.dataoff was bound in UpdateRecordDataRoot,Allocation. In the UpdateRecordDataRoot fslog.c:3489 and UpdateRecordDataAllocation fslog.c:3697 functions, the destination of the memmove operation is...

CVE-2023-52356-libtiff-analysis

CVE-2023-52356 – Análisis de TIFFReadRGBATileExt de libtiff Resumen Este laboratorio analiza la CVE-2023-52356 en libtiff, centrándose en el comportamiento de TIFFReadRGBATileExt cuando recibe coordenadas de imagen fuera de los límites válidos de la imagen. El análisis incluye la reproducción del...

Rocky Linux 8 [CIQ] Security Update: lz4 / lz4-debuginfo / lz4-debugsource / lz4-devel / lz4-libs / etc (crlsa-2021_2575)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20212575 advisory. lz4: memory corruption due to an integer overflow bug caused by memmove argument CVE-2021-3520 Tenable has extracted the preceding description block directly from t...

ANT-2026-QT406EDT · LibreOffice/core · Memory corruption (heap buffer overflow)

other medium CVE-2026-63274 Severity Claude high · Security research firm high · Maintainer medium Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-QT406EDT: Heap overflow from unclamped /Length...

SUSE CVE-2026-89493

In the Linux kernel, the following vulnerability has been resolved: ocfs2: validate rlused against rlcount in refcount block validator ocfs2findrefcountrecinrl walks the on-disk refcount record array with: for ; i rfrecords.rlused; i++ rec = &rb-rfrecords.rlrecsi; ... rlrecs lives in a single...

CVE-2026-19499

Calling strfmon and strfmonl in the GNU C Library version 2.38 to 2.44 can write past the end of the caller-supplied output buffer when a conversion uses right-justified width padding. Exploitation requires an application code path that calls strfmon or strfmonl with right-justified width padding...

CVE-2026-19499 Buffer overflow in strfmon and strfmon_l right-justification padding

Calling strfmon and strfmonl in the GNU C Library version 2.38 to 2.44 can write past the end of the caller-supplied output buffer when a conversion uses right-justified width padding. Exploitation requires an application code path that calls strfmon or strfmonl with right-justified width padding...

CVE-2026-19499 Buffer overflow in strfmon and strfmon_l right-justification padding

Calling strfmon and strfmonl in the GNU C Library version 2.38 to 2.44 can write past the end of the caller-supplied output buffer when a conversion uses right-justified width padding. Exploitation requires an application code path that calls strfmon or strfmonl with right-justified width padding...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: dsa: sja1105: fix kasan out-of-bounds warning in sja1105tabledeleteentry There are actually 2 problems: 1. Deleting the last element does not require moving elements. In fact, the element at position i+1 is out of bounds. 2...

Astra Linux – Vulnerability in ntfs-3g

A properly crafted NTFS image can cause an integer overflow in the memmove function, resulting in a heap-based buffer overflow in the ntfsattrrecordresize function, as of NTFS-3G version 2021.8.22...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: “vt: fix unicode buffer corruption when deleting characters” This is the same issue that was fixed for the VGA text buffer in commit 39cdb68c64d8 “vt: fix memory overlapping when deleting chars in the buffer”. The solution is als...

Astra Linux – Vulnerability in lz4

There is a flaw in lz4. An attacker who submits a crafted file to an application that uses lz4 may be able to trigger an integer overflow, resulting in the call to memmove with a negative size argument. This can lead to an out-of-bounds write and/or a system crash. The most significant impact of...

Astra Linux – Vulnerability in liblivemedia

In Live555 0.95, there is a buffer overflow due to a large integer in the Content-Length HTTP header. This occurs because the handleRequestBytes function uses a memmove operation without proper bounds...

SUSE CVE-2026-89542

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: harden gsskrb5unwrapv2 against short tokens gsskrb5unwrapv2 reads the EC and RRC header fields at ptr+4 and ptr+6 before validating that the token is at least GSSKRB5TOKHDRLEN 16 bytes long, and its rotateleft helper pass...