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SUSE: Security Advisory (SUSE-SU-2021:2644-1)

Information

Severity

Severity

High

Family

Family

SuSE Local Security Checks

CVSSv2 Base

CVSSv2 Base

7.2

CVSSv2 Vector

CVSSv2 Vector

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

Solution Type

Solution Type

Vendor Patch

Created

Created

2 years ago

Modified

Modified

2 years ago

Summary

The remote host is missing an update for the 'Linux Kernel' package(s) announced via the SUSE-SU-2021:2644-1 advisory.

Insight

Insight

The SUSE Linux Enterprise 12 SP5 Azure kernel was updated to receive various security and bugfixes. The following security bugs were fixed: CVE-2021-3659: Fixed a NULL pointer dereference in llsec_key_alloc() in net/mac802154/llsec.c (bsc#1188876). CVE-2021-22543: Fixed improper handling of VM_IO<pipe>VM_PFNMAP vmas in KVM, which could bypass RO checks and can lead to pages being freed while still accessible by the VMM and guest. This allowed users with the ability to start and control a VM to read/write random pages of memory and can result in local privilege escalation (bsc#1186482). CVE-2021-37576: Fixed an issue on the powerpc platform, where a KVM guest OS user could cause host OS memory corruption via rtas_args.nargs (bsc#1188838). CVE-2020-0429: In l2tp_session_delete and related functions of l2tp_core.c, there is possible memory corruption due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. (bsc#1176724). CVE-2020-36386: Fixed a slab out-of-bounds read in hci_extended_inquiry_result_evt (bsc#1187038). The following non-security bugs were fixed: ACPI: AMBA: Fix resource name in /proc/iomem (git-fixes). ACPI: bus: Call kobject_put() in acpi_init() error path (git-fixes). ACPI: processor idle: Fix up C-state latency if not ordered (git-fixes). ALSA: bebob: add support for ToneWeal FW66 (git-fixes). ALSA: hda: Add IRQ check for platform_get_irq() (git-fixes). ALSA: ppc: fix error return code in snd_pmac_probe() (git-fixes). ALSA: sb: Fix potential ABBA deadlock in CSP driver (git-fixes). ALSA: sb: Fix potential double-free of CSP mixer elements (git-fixes). ALSA: usb-audio: fix rate on Ozone Z90 USB headset (git-fixes). ASoC: soc-core: Fix the error return code in snd_soc_of_parse_audio_routing() (git-fixes). ASoC: tegra: Set driver_name=tegra for all machine drivers (git-fixes). Bluetooth: Fix the HCI to MGMT status conversion table (git-fixes). Bluetooth: Shutdown controller after workqueues are flushed or cancelled (git-fixes). Bluetooth: btusb: fix bt fiwmare downloading failure issue for qca btsoc (git-fixes). HID: wacom: Correct base usage for capacitive ExpressKey status bits (git-fixes). PCI/sysfs: Fix dsm_label_utf16s_to_utf8s() buffer overrun (git-fixes). PCI/sysfs: Fix dsm_label_utf16s_to_utf8s() buffer overrun (git-fixes). PCI: Add ACS quirk for Broadcom BCM57414 NIC (git-fixes). PCI: Leave Apple Thunderbolt controllers on for s2idle or standby (git-fixes). PCI: quirks: fix false kABI positive (git-fixes). Revert 'USB: quirks: ignore remote wake-up on Fibocom L850-GL LTE modem' (git-fixes). USB: cdc-acm: blacklist Heimann USB Appset device (git-fixes). USB: move many drivers to use DEVICE_ATTR_WO (git-fixes). USB: serial: cp210x: add ID for CEL EM3588 USB ZigBee stick (git-fixes). USB: serial: cp210x: fix comments for GE CS1000 ... [Please see the references for more information on the vulnerabilities]

Affected Software

Affected Software

'Linux Kernel' package(s) on SUSE Linux Enterprise Server 12-SP5.

Detection Method

Detection Method

Checks if a vulnerable package version is present on the target host.

Solution

Solution

Please install the updated package(s).

Common Vulnerabilities and Exposures (CVE)