Описание
In the Linux kernel before 5.2, a setxattr operation, after a mount of a crafted ext4 image, can cause a slab-out-of-bounds write access because of an ext4_xattr_set_entry use-after-free in fs/ext4/xattr.c when a large old_size value is used in a memset call, aka CID-345c0dbf3a30.
Ссылки
- Mailing ListThird Party Advisory
- ExploitThird Party Advisory
- Third Party Advisory
- Mailing ListThird Party Advisory
- ExploitThird Party Advisory
- Third Party Advisory
Уязвимые конфигурации
Одно из
EPSS
6.5 Medium
CVSS3
4.4 Medium
CVSS2
Дефекты
Связанные уязвимости
In the Linux kernel before 5.2, a setxattr operation, after a mount of a crafted ext4 image, can cause a slab-out-of-bounds write access because of an ext4_xattr_set_entry use-after-free in fs/ext4/xattr.c when a large old_size value is used in a memset call, aka CID-345c0dbf3a30.
In the Linux kernel before 5.2, a setxattr operation, after a mount of a crafted ext4 image, can cause a slab-out-of-bounds write access because of an ext4_xattr_set_entry use-after-free in fs/ext4/xattr.c when a large old_size value is used in a memset call, aka CID-345c0dbf3a30.
In the Linux kernel before 5.2, a setxattr operation, after a mount of ...
In the Linux kernel 5.0.21, a setxattr operation, after a mount of a crafted ext4 image, can cause a slab-out-of-bounds write access because of an ext4_xattr_set_entry use-after-free in fs/ext4/xattr.c when a large old_size value is used in a memset call.
Уязвимость функции ext4_xattr_set_entry (fs/ext4/xattr.c) ядра операционной системы Linux, позволяющая нарушителю выполнить произвольный код
EPSS
6.5 Medium
CVSS3
4.4 Medium
CVSS2