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Test ID:1.3.6.1.4.1.25623.1.1.4.2021.14724.1
Category:SuSE Local Security Checks
Title:SUSE: Security Advisory (SUSE-SU-2021:14724-1)
Summary:The remote host is missing an update for the 'Linux Kernel' package(s) announced via the SUSE-SU-2021:14724-1 advisory.
Description:Summary:
The remote host is missing an update for the 'Linux Kernel' package(s) announced via the SUSE-SU-2021:14724-1 advisory.

Vulnerability Insight:
The SUSE Linux Enterprise 11 SP4 kernel was updated to receive various security and bugfixes.

The following security bugs were fixed:

CVE-2021-3483: Fixed a use-after-free in nosy.c (bsc#1184393).

CVE-2021-30002: Fixed a memory leak for large arguments in
video_usercopy (bsc#1184120).

CVE-2021-29650: Fixed an issue where the netfilter subsystem allowed
attackers to cause a denial of service (bsc#1184208).

CVE-2021-28972: Fixed a user-tolerable buffer overflow when writing a
new device name to the driver from userspace, allowing userspace to
write data to the kernel stack frame directly (bsc#1184198).

CVE-2021-28950: Fixed an infinite loop because a retry loop continually
finds the same bad inode (bsc#1184194).

CVE-2021-27365: Fixed an issue where an unprivileged user can send a
Netlink message that is associated with iSCSI, and has a length up to
the maximum length of a Netlink message (bsc#1182715).

CVE-2021-27364: Fixed an issue where an attacker could craft Netlink
messages (bsc#1182717).

CVE-2021-27363: Fixed a kernel pointer leak which could have been used
to determine the address of the iscsi_transport structure (bsc#1182716).

CVE-2021-20261: Fixed a race condition in the implementation of the
floppy disk drive controller driver software (bsc#1183400).

CVE-2020-36322: Fixed an issue in the FUSE filesystem implementation
which could have caused a system crash (bsc#1184211).

CVE-2020-35519: Fixed an out-of-bounds memory access was found in
x25_bind (bsc#1183696).

The following non-security bugs were fixed:

md: md.c: Return -ENODEV when mddev is NULL in rdev_attr_show
(bsc#1056134, bsc#1180963).

Affected Software/OS:
'Linux Kernel' package(s) on SUSE Linux Enterprise Server 11-SP4, SUSE Linux Enterprise Server 11, SUSE Linux Enterprise Debuginfo 11-SP4

Solution:
Please install the updated package(s).

CVSS Score:
7.2

CVSS Vector:
AV:L/AC:L/Au:N/C:C/I:C/A:C

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2021-3483
https://bugzilla.redhat.com/show_bug.cgi?id=1948045
https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html
https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html
http://www.openwall.com/lists/oss-security/2021/04/07/1
CopyrightCopyright (C) 2021 Greenbone Networks GmbH

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