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Test ID:1.3.6.1.4.1.25623.1.1.4.2021.1301.1
Category:SuSE Local Security Checks
Title:SUSE: Security Advisory (SUSE-SU-2021:1301-1)
Summary:The remote host is missing an update for the 'Linux Kernel' package(s) announced via the SUSE-SU-2021:1301-1 advisory.
Description:Summary:
The remote host is missing an update for the 'Linux Kernel' package(s) announced via the SUSE-SU-2021:1301-1 advisory.

Vulnerability Insight:
The SUSE Linux Enterprise 15 SP2 Azure kernel was updated to receive various security and bugfixes.

The following security bugs were fixed:

CVE-2020-25670, CVE-2020-25671, CVE-2020-25672, CVE-2020-25673: Fixed
multiple bugs in NFC subsystem (bsc#1178181).

CVE-2020-36311: Fixed a denial of service (soft lockup) by triggering
destruction of a large SEV VM (bsc#1184511).

CVE-2021-29154: Fixed incorrect computation of branch displacements,
allowing arbitrary code execution (bsc#1184391).

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

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

CVE-2020-36310: Fixed infinite loop for certain nested page faults
(bsc#1184512).

CVE-2020-36312: Fixed a memory leak upon a kmalloc failure (bsc#1184509
).

CVE-2021-28950: Fixed an issue in fs/fuse/fuse_i.h due to a retry loop
continually was finding the same bad inode (bsc#1184194).

The following non-security bugs were fixed:

ALSA: aloop: Fix initialization of controls (git-fixes).

ALSA: hda/realtek: Fix speaker amp setup on Acer Aspire E1 (git-fixes).

appletalk: Fix skb allocation size in loopback case (git-fixes).

ASoC: cygnus: fix for_each_child.cocci warnings (git-fixes).

ASoC: fsl_esai: Fix TDM slot setup for I2S mode (git-fixes).

ASoC: intel: atom: Remove 44100 sample-rate from the media and
deep-buffer DAI descriptions (git-fixes).

ASoC: intel: atom: Stop advertising non working S24LE support
(git-fixes).

ASoC: max98373: Added 30ms turn on/off time delay (git-fixes).

ASoC: sunxi: sun4i-codec: fill ASoC card owner (git-fixes).

ASoC: wm8960: Fix wrong bclk and lrclk with pll enabled for some chips
(git-fixes).

ath10k: hold RCU lock when calling ieee80211_find_sta_by_ifaddr()
(git-fixes).

atl1c: fix error return code in atl1c_probe() (git-fixes).

atl1e: fix error return code in atl1e_probe() (git-fixes).

batman-adv: initialize 'struct batadv_tvlv_tt_vlan_data'->reserved field
(git-fixes).

bpf: Remove MTU check in __bpf_skb_max_len (bsc#1155518).

brcmfmac: clear EAP/association status bits on linkdown events
(git-fixes).

bus: ti-sysc: Fix warning on unbind if reset is not deasserted
(git-fixes).

cifs: change noisy error message to FYI (bsc#1181507).

cifs_debug: use %pd instead of messing with ->d_name (bsc#1181507).

cifs: do not send close in compound create+close requests (bsc#1181507).

cifs: New optype for session operations (bsc#1181507).

cifs: print MIDs in decimal notation (bsc#1181507).

cifs: return proper error code in statfs(2) (bsc#1181507).

cifs: Tracepoints and logs for tracing credit changes (bsc#1181507).

clk: fix invalid usage of list cursor in register (git-fixes).

clk: fix invalid usage of list cursor in unregister (git-fixes).

clk: socfpga: fix iomem pointer cast on 64-bit (git-fixes).

drivers: video: fbcon: fix NULL dereference in fbcon_cursor()
(git-fixes).

drm/amdgpu... [Please see the references for more information on the vulnerabilities]

Affected Software/OS:
'Linux Kernel' package(s) on SUSE Linux Enterprise Module for Public Cloud 15-SP2

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
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