CVE-2021-47614

RDMA/irdma: Fix a user-after-free in add_pble_prm

State: Published
Severity: 7.8 High
Published: Jun 19, 2024
Updated: Aug 5, 2026
Reserved: Jun 19, 2024

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Description

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

RDMA/irdma: Fix a user-after-free in add_pble_prm

When irdma_hmc_sd_one fails, 'chunk' is freed while its still on the PBLE info list.

Add the chunk entry to the PBLE info list only after successful setting of the SD in irdma_hmc_sd_one.

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	Linux

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	e8c4dbc2fcacf5a7468d312168bb120c27c38b32 to before 11eebcf63e98fcf047a876a51d76afdabc3b8b9bAffected e8c4dbc2fcacf5a7468d312168bb120c27c38b32 to before 1e11a39a82e95ce86f849f40dda0d9c0498cebd9Affected
LinuxLinux	5.14Affected before 5.14Not affected 5.15.10 through 5.15.*Not affected 5.16 and laterNot affected

References

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