CVE-2022-48954

Опубликовано: 21 окт. 2024

Источник: nvd

CVSS3: 7.8

EPSS Низкий

Описание

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

s390/qeth: fix use-after-free in hsci

KASAN found that addr was dereferenced after br2dev_event_work was freed.

================================================================== BUG: KASAN: use-after-free in qeth_l2_br2dev_worker+0x5ba/0x6b0 Read of size 1 at addr 00000000fdcea440 by task kworker/u760:4/540 CPU: 17 PID: 540 Comm: kworker/u760:4 Tainted: G E 6.1.0-20221128.rc7.git1.5aa3bed4ce83.300.fc36.s390x+kasan #1 Hardware name: IBM 8561 T01 703 (LPAR) Workqueue: 0.0.8000_event qeth_l2_br2dev_worker Call Trace: [<000000016944d4ce>] dump_stack_lvl+0xc6/0xf8 [<000000016942cd9c>] print_address_description.constprop.0+0x34/0x2a0 [<000000016942d118>] print_report+0x110/0x1f8 [<0000000167a7bd04>] kasan_report+0xfc/0x128 [<000000016938d79a>] qeth_l2_br2dev_worker+0x5ba/0x6b0 [<00000001673edd1e>] process_one_work+0x76e/0x1128 [<00000001673ee85c>] worker_thread+0x184/0x1098 [<000000016740718a>] kt

Ссылки

Уязвимые конфигурации

Конфигурация 1

Одно из

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Версия от 5.15 (включая) до 5.15.83 (исключая)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Версия от 5.16 (включая) до 6.0.13 (исключая)

cpe:2.3:o:linux:linux_kernel:6.1:rc1:*:*:*:*:*:*

cpe:2.3:o:linux:linux_kernel:6.1:rc2:*:*:*:*:*:*

cpe:2.3:o:linux:linux_kernel:6.1:rc3:*:*:*:*:*:*

cpe:2.3:o:linux:linux_kernel:6.1:rc4:*:*:*:*:*:*

cpe:2.3:o:linux:linux_kernel:6.1:rc5:*:*:*:*:*:*

cpe:2.3:o:linux:linux_kernel:6.1:rc6:*:*:*:*:*:*

cpe:2.3:o:linux:linux_kernel:6.1:rc7:*:*:*:*:*:*

cpe:2.3:o:linux:linux_kernel:6.1:rc8:*:*:*:*:*:*

EPSS

Процентиль: 6%

0.00029

Низкий

7.8 High

CVSS3

Дефекты

CWE-416

Связанные уязвимости

CVE-2022-48954

CVSS3: 7.8

ubuntu

8 месяцев назад

In the Linux kernel, the following vulnerability has been resolved: s390/qeth: fix use-after-free in hsci KASAN found that addr was dereferenced after br2dev_event_work was freed. ================================================================== BUG: KASAN: use-after-free in qeth_l2_br2dev_worker+0x5ba/0x6b0 Read of size 1 at addr 00000000fdcea440 by task kworker/u760:4/540 CPU: 17 PID: 540 Comm: kworker/u760:4 Tainted: G E 6.1.0-20221128.rc7.git1.5aa3bed4ce83.300.fc36.s390x+kasan #1 Hardware name: IBM 8561 T01 703 (LPAR) Workqueue: 0.0.8000_event qeth_l2_br2dev_worker Call Trace: [<000000016944d4ce>] dump_stack_lvl+0xc6/0xf8 [<000000016942cd9c>] print_address_description.constprop.0+0x34/0x2a0 [<000000016942d118>] print_report+0x110/0x1f8 [<0000000167a7bd04>] kasan_report+0xfc/0x128 [<000000016938d79a>] qeth_l2_br2dev_worker+0x5ba/0x6b0 [<00000001673edd1e>] process_one_work+0x76e/0x1128 [<00000001673ee85c>] worker_thread+0x184/0x1098 [<000000016740718a>] kthread+0x26...

CVE-2022-48954

CVSS3: 7.8

redhat

8 месяцев назад

CVE-2022-48954

CVSS3: 7.8

debian

8 месяцев назад

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

GHSA-pvfv-p8r5-hrcw

CVSS3: 7.8

github

8 месяцев назад

BDU:2024-10087

CVSS3: 7.8

fstec

больше 2 лет назад

Уязвимость функции qeth_l2_br2dev_worker() ядра операционной системы Linux на платформе s390, позволяющая нарушителю оказать воздействие на конфиденциальность, целостность и доступность защищаемой информации

EPSS

Процентиль: 6%

0.00029

Низкий

7.8 High

CVSS3

Дефекты

CWE-416