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vulnerability

SUSE: CVE-2021-47616: SUSE Linux Security Advisory

Severity
7
CVSS
(AV:L/AC:L/Au:S/C:C/I:C/A:C)
Published
Jun 19, 2024
Added
Aug 9, 2024
Modified
Jan 28, 2025

Description

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

RDMA: Fix use-after-free in rxe_queue_cleanup

On error handling path in rxe_qp_from_init() qp->sq.queue is freed and
then rxe_create_qp() will drop last reference to this object. qp clean up
function will try to free this queue one time and it causes UAF bug.

Fix it by zeroing queue pointer after freeing queue in rxe_qp_from_init().

Solutions

suse-upgrade-cluster-md-kmp-azuresuse-upgrade-cluster-md-kmp-rtsuse-upgrade-dlm-kmp-azuresuse-upgrade-dlm-kmp-rtsuse-upgrade-gfs2-kmp-azuresuse-upgrade-gfs2-kmp-rtsuse-upgrade-kernel-azuresuse-upgrade-kernel-azure-develsuse-upgrade-kernel-azure-extrasuse-upgrade-kernel-azure-livepatch-develsuse-upgrade-kernel-azure-optionalsuse-upgrade-kernel-azure-vdsosuse-upgrade-kernel-devel-azuresuse-upgrade-kernel-devel-rtsuse-upgrade-kernel-rtsuse-upgrade-kernel-rt-develsuse-upgrade-kernel-rt-extrasuse-upgrade-kernel-rt-livepatchsuse-upgrade-kernel-rt-livepatch-develsuse-upgrade-kernel-rt-optionalsuse-upgrade-kernel-rt-vdsosuse-upgrade-kernel-rt_debugsuse-upgrade-kernel-rt_debug-develsuse-upgrade-kernel-rt_debug-livepatch-develsuse-upgrade-kernel-rt_debug-vdsosuse-upgrade-kernel-source-azuresuse-upgrade-kernel-source-rtsuse-upgrade-kernel-syms-azuresuse-upgrade-kernel-syms-rtsuse-upgrade-kselftests-kmp-azuresuse-upgrade-kselftests-kmp-rtsuse-upgrade-ocfs2-kmp-azuresuse-upgrade-ocfs2-kmp-rtsuse-upgrade-reiserfs-kmp-azuresuse-upgrade-reiserfs-kmp-rt
Title
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