CVE-2021-47104

MEDIUM

Linux Kernel 4.4.292-4.4.296 - Use-After-Free in qib_user_sdma_queue_pkts

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: IB/qib: Fix memory leak in qib_user_sdma_queue_pkts() The wrong goto label was used for the error case and missed cleanup of the pkt allocation. Addresses-Coverity-ID: 1493352 ("Resource leak")

References (8)

Core 8

Scores

CVSS v3 5.5
EPSS 0.0024
EPSS Percentile 14.8%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-401
Status published
Products (28)
Linux/Linux < 5.15
Linux/Linux 0d4395477741608d123dad51def9fe50b7ebe952
Linux/Linux 0f8cdfff06829a0b0348b6debc29ff6a61967724 - 79dcbd8176152b860028b62f81a635d987365752
Linux/Linux 3f57c3f67fd93b4da86aeffea1ca32c484d054ad - 76b648063eb36c72dfc0a6896de8a0a7d2c7841c
Linux/Linux 4.14.255 - 4.14.260
Linux/Linux 4.14.260 - 4.14.*
Linux/Linux 4.19.216 - 4.19.223
Linux/Linux 4.19.223 - 4.19.*
Linux/Linux 4.4.292 - 4.4.297
Linux/Linux 4.4.297 - 4.4.*
... and 18 more
Published Mar 04, 2024
Tracked Since Feb 18, 2026