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CVE-2025-39880

Опубликовано: 23 сент. 2025
Источник: redhat
CVSS3: 7
EPSS Низкий

Описание

No description is available for this CVE.

Затронутые пакеты

ПлатформаПакетСостояниеРекомендацияРелиз
Red Hat Enterprise Linux 10kernelAffected
Red Hat Enterprise Linux 6kernelNot affected
Red Hat Enterprise Linux 7kernelNot affected
Red Hat Enterprise Linux 7kernel-rtNot affected
Red Hat Enterprise Linux 8kernelAffected
Red Hat Enterprise Linux 8kernel-rtAffected
Red Hat Enterprise Linux 9kernelAffected
Red Hat Enterprise Linux 9kernel-rtAffected

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Дополнительная информация

Статус:

Important
https://bugzilla.redhat.com/show_bug.cgi?id=2397567kernel: libceph: fix invalid accesses to ceph_connection_v1_info

EPSS

Процентиль: 10%
0.00035
Низкий

7 High

CVSS3

Связанные уязвимости

ubuntu
около 2 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: libceph: fix invalid accesses to ceph_connection_v1_info There is a place where generic code in messenger.c is reading and another place where it is writing to con->v1 union member without checking that the union member is active (i.e. msgr1 is in use). On 64-bit systems, con->v1.auth_retry overlaps with con->v2.out_iter, so such a read is almost guaranteed to return a bogus value instead of 0 when msgr2 is in use. This ends up being fairly benign because the side effect is just the invalidation of the authorizer and successive fetching of new tickets. con->v1.connect_seq overlaps with con->v2.conn_bufs and the fact that it's being written to can cause more serious consequences, but luckily it's not something that happens often.

nvd
около 2 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: libceph: fix invalid accesses to ceph_connection_v1_info There is a place where generic code in messenger.c is reading and another place where it is writing to con->v1 union member without checking that the union member is active (i.e. msgr1 is in use). On 64-bit systems, con->v1.auth_retry overlaps with con->v2.out_iter, so such a read is almost guaranteed to return a bogus value instead of 0 when msgr2 is in use. This ends up being fairly benign because the side effect is just the invalidation of the authorizer and successive fetching of new tickets. con->v1.connect_seq overlaps with con->v2.conn_bufs and the fact that it's being written to can cause more serious consequences, but luckily it's not something that happens often.

msrc
около 2 месяцев назад

libceph: fix invalid accesses to ceph_connection_v1_info

debian
около 2 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: l ...

github
около 2 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: libceph: fix invalid accesses to ceph_connection_v1_info There is a place where generic code in messenger.c is reading and another place where it is writing to con->v1 union member without checking that the union member is active (i.e. msgr1 is in use). On 64-bit systems, con->v1.auth_retry overlaps with con->v2.out_iter, so such a read is almost guaranteed to return a bogus value instead of 0 when msgr2 is in use. This ends up being fairly benign because the side effect is just the invalidation of the authorizer and successive fetching of new tickets. con->v1.connect_seq overlaps with con->v2.conn_bufs and the fact that it's being written to can cause more serious consequences, but luckily it's not something that happens often.

EPSS

Процентиль: 10%
0.00035
Низкий

7 High

CVSS3