CVE-2021-47104

MediumCVSS 5.5/10Last modified Jun 17, 2026

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")

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-401

Affected software

No affected versions have been published.

Timeline

Published
Mar 4, 2024
Last modified
Jun 17, 2026
NVD status
Analyzed

Related CVEs from 2021

CVE-2021-471055.5In the Linux kernel, the following vulnerability has been resolved: ice: xsk: return xsk buffers back to pool when cleaning the ring CurreCVE-2021-471067.8In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: fix use-after-free in nft_set_catchall_destroy() CVE-2021-471077.8In the Linux kernel, the following vulnerability has been resolved: NFSD: Fix READDIR buffer overflow If a client sends a READDIR count arCVE-2021-471085.5In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: hdmi: Perform NULL pointer check for mtk_hdmi_conf In coCVE-2021-471095.5In the Linux kernel, the following vulnerability has been resolved: neighbour: allow NUD_NOARP entries to be forced GCed IFF_POINTOPOINT iCVE-2021-471107.1In the Linux kernel, the following vulnerability has been resolved: x86/kvm: Disable kvmclock on all CPUs on shutdown Currenly, we disableCVE-2021-471117.8In the Linux kernel, the following vulnerability has been resolved: xen-netback: take a reference to the RX task thread Do this in order tCVE-2021-471125.5In the Linux kernel, the following vulnerability has been resolved: x86/kvm: Teardown PV features on boot CPU as well Various PV features CVE-2021-471135.5In the Linux kernel, the following vulnerability has been resolved: btrfs: abort in rename_exchange if we fail to insert the second ref ErCVE-2021-471145.5In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix data corruption by fallocate When fallocate punches holes oCVE-2021-471165.5In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4_mb_init_backend on error path. Fix a memCVE-2021-471175.5In the Linux kernel, the following vulnerability has been resolved: ext4: fix bug on in ext4_es_cache_extent as ext4_split_extent_at failed
CVE-2021-47104: Medium severity, CVSS 5.5 | Vulnix