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CVE-2025-39822

Опубликовано: 16 сент. 2025
Источник: debian

Описание

In the Linux kernel, the following vulnerability has been resolved: io_uring/kbuf: fix signedness in this_len calculation When importing and using buffers, buf->len is considered unsigned. However, buf->len is converted to signed int when committing. This can lead to unexpected behavior if the buffer is large enough to be interpreted as a negative value. Make min_t calculation unsigned.

Пакеты

ПакетСтатусВерсия исправленияРелизТип
linuxfixed6.16.5-1package
linuxnot-affectedtrixiepackage
linuxnot-affectedbookwormpackage
linuxnot-affectedbullseyepackage

Примечания

  • https://git.kernel.org/linus/c64eff368ac676e8540344d27a3de47e0ad90d21 (6.17-rc4)

Связанные уязвимости

CVSS3: 5.5
ubuntu
5 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: io_uring/kbuf: fix signedness in this_len calculation When importing and using buffers, buf->len is considered unsigned. However, buf->len is converted to signed int when committing. This can lead to unexpected behavior if the buffer is large enough to be interpreted as a negative value. Make min_t calculation unsigned.

CVSS3: 5.5
redhat
5 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: io_uring/kbuf: fix signedness in this_len calculation When importing and using buffers, buf->len is considered unsigned. However, buf->len is converted to signed int when committing. This can lead to unexpected behavior if the buffer is large enough to be interpreted as a negative value. Make min_t calculation unsigned.

CVSS3: 5.5
nvd
5 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: io_uring/kbuf: fix signedness in this_len calculation When importing and using buffers, buf->len is considered unsigned. However, buf->len is converted to signed int when committing. This can lead to unexpected behavior if the buffer is large enough to be interpreted as a negative value. Make min_t calculation unsigned.

CVSS3: 5.5
github
5 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: io_uring/kbuf: fix signedness in this_len calculation When importing and using buffers, buf->len is considered unsigned. However, buf->len is converted to signed int when committing. This can lead to unexpected behavior if the buffer is large enough to be interpreted as a negative value. Make min_t calculation unsigned.

suse-cvrf
около 2 месяцев назад

Security update for the Linux Kernel