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CVE-2026-89863

Опубликовано: 17 сент. 2026
Источник: msrc
CVSS3: 7.5
EPSS Низкий

Описание

scsi: qla2xxx: edif: Fix NULL pointer deref in RX SA delete check

Обновления

ПродуктСтатьяОбновление
azl3 kernel 6.6.150.1-1 on Azure Linux 3.0

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EPSS

Процентиль: 51%
0.0067
Низкий

7.5 High

CVSS3

Связанные уязвимости

CVSS3: 7.5
ubuntu
5 дней назад

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

CVSS3: 7.5
nvd
6 дней назад

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: edif: Fix NULL pointer deref in RX SA delete check qla_chk_edif_rx_sa_delete_pending() obtains the SCSI command via GET_CMD_SP(sp) and immediately dereferences cmd->sc_data_direction. That command pointer can be NULL: the firmware may post a status completion for a command that has already been returned or aborted. The caller qla2x00_status_entry() acknowledges this on the very same status path, re-fetching GET_CMD_SP(sp) and bailing out with the "Command already returned" message when it is NULL -- but that check runs only after qla_chk_edif_rx_sa_delete_pending() has already dereferenced the pointer, so a NULL cmd crashes the kernel in interrupt context. Return early when cmd is NULL, before touching cmd->sc_data_direction.

CVSS3: 7.5
debian
6 дней назад

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

CVSS3: 7.5
github
6 дней назад

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: edif: Fix NULL pointer deref in RX SA delete check qla_chk_edif_rx_sa_delete_pending() obtains the SCSI command via GET_CMD_SP(sp) and immediately dereferences cmd->sc_data_direction. That command pointer can be NULL: the firmware may post a status completion for a command that has already been returned or aborted. The caller qla2x00_status_entry() acknowledges this on the very same status path, re-fetching GET_CMD_SP(sp) and bailing out with the "Command already returned" message when it is NULL -- but that check runs only after qla_chk_edif_rx_sa_delete_pending() has already dereferenced the pointer, so a NULL cmd crashes the kernel in interrupt context. Return early when cmd is NULL, before touching cmd->sc_data_direction.

EPSS

Процентиль: 51%
0.0067
Низкий

7.5 High

CVSS3