CVE-2026-13574
Gravedad CVSS v4.0:
BAJA
Tipo:
CWE-119
Restricción de operaciones inapropiada dentro de los límites del búfer de la memoria
Fecha de publicación:
29/06/2026
Última modificación:
07/07/2026
Descripción
*** Pendiente de traducción *** A vulnerability was determined in llvm llvm-project up to 22.1.6. This impacts the function GCRelocateInst::getBasePtr in the library llvm/lib/IR/IntrinsicInst.cpp of the component Bitcode File Handler. This manipulation causes heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been publicly disclosed and may be utilized. There are still doubts about whether this vulnerability truly exists. The LLVM project explains, that the reported behavior is outside its documented security scope and therefore not considered a security vulnerability.
Impacto
Puntuación base 4.0
1.90
Gravedad 4.0
BAJA
Puntuación base 3.x
3.30
Gravedad 3.x
BAJA
Puntuación base 2.0
1.70
Gravedad 2.0
BAJA
Referencias a soluciones, herramientas e información
- https://github.com/llvm/llvm-project/
- https://github.com/llvm/llvm-project/issues/199191
- https://github.com/user-attachments/files/28142619/poc.zip
- https://vuldb.com/cve/CVE-2026-13574
- https://vuldb.com/submit/844468
- https://vuldb.com/vuln/374582
- https://vuldb.com/vuln/374582/cti
- https://github.com/llvm/llvm-project/issues/199191