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CVE-2021-45469

Опубликовано: 06 дек. 2021
Источник: redhat
CVSS3: 8.4

Описание

In __f2fs_setxattr in fs/f2fs/xattr.c in the Linux kernel through 5.15.11, there is an out-of-bounds memory access when an inode has an invalid last xattr entry.

An out-of-bounds memory access flaw in the Linux kernel's F2FS (Flash-Friendly File System) functionality was found in the way users mount and operate corrupted image of this file-system if an inode has an invalid last xattr entry. A local user could use this flaw to crash the system or escalate their privileges on the system.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Red Hat Enterprise Linux 6kernelNot affected
Red Hat Enterprise Linux 7kernelNot affected
Red Hat Enterprise Linux 7kernel-rtNot affected
Red Hat Enterprise Linux 8kernelNot affected
Red Hat Enterprise Linux 8kernel-rtNot affected
Red Hat Enterprise Linux 9kernelNot affected

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Дополнительная информация

Статус:

Important
Дефект:
CWE-125
https://bugzilla.redhat.com/show_bug.cgi?id=2035817kernel: out-of-bounds memory access in __f2fs_setxattr() in fs/f2fs/xattr.c when an inode has an invalid last xattr entry

8.4 High

CVSS3

Связанные уязвимости

CVSS3: 7.8
ubuntu
больше 4 лет назад

In __f2fs_setxattr in fs/f2fs/xattr.c in the Linux kernel through 5.15.11, there is an out-of-bounds memory access when an inode has an invalid last xattr entry.

CVSS3: 7.8
nvd
больше 4 лет назад

In __f2fs_setxattr in fs/f2fs/xattr.c in the Linux kernel through 5.15.11, there is an out-of-bounds memory access when an inode has an invalid last xattr entry.

CVSS3: 7.8
msrc
больше 4 лет назад

Описание отсутствует

CVSS3: 7.8
debian
больше 4 лет назад

In __f2fs_setxattr in fs/f2fs/xattr.c in the Linux kernel through 5.15 ...

CVSS3: 7.8
github
больше 4 лет назад

In __f2fs_setxattr in fs/f2fs/xattr.c in the Linux kernel through 5.15.11, there is an out-of-bounds memory access when an inode has an invalid last xattr entry.

8.4 High

CVSS3