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Sicherheit: Mehrere Probleme in Linux
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in Linux
ID: FEDORA-2021-e636ce53df
Distribution: Fedora
Plattformen: Fedora 34
Datum: Fr, 26. März 2021, 19:11
Referenzen: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28972
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28964
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28952
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28951
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28971
Applikationen: Linux

Originalnachricht

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Fedora Update Notification
FEDORA-2021-e636ce53df
2021-03-26 00:15:07.081516
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Name : kernel
Product : Fedora 34
Version : 5.11.9
Release : 300.fc34
URL : https://www.kernel.org/
Summary : The Linux kernel
Description :
The kernel meta package

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Update Information:

The 5.11.9 stable update contains a number of important fixes across the tree.
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ChangeLog:

* Wed Mar 24 2021 Justin M. Forbes <jforbes@fedoraproject.org>
[5.11.9-11]
- KVM: PPC: Book3S HV: Save and restore FSCR in the P9 path (Fabiano Rosas)
- drm/nouveau/kms/nve4-nv108: Don't advertise 256x256 cursor support yet
(Lyude Paul)
- platform/x86: intel-vbtn: Stop reporting SW_DOCK events (Hans de Goede)
- platform/x86: dell-wmi-sysman: Cleanup create_attributes_level_sysfs_files()
(Hans de Goede)
- platform/x86: dell-wmi-sysman: Make sysman_init() return -ENODEV of the
interfaces are not found (Hans de Goede)
- platform/x86: dell-wmi-sysman: Cleanup sysman_init() error-exit handling
(Hans de Goede)
- platform/x86: dell-wmi-sysman: Fix release_attributes_data() getting called
twice on init_bios_attributes() failure (Hans de Goede)
- platform/x86: dell-wmi-sysman: Make it safe to call exit_foo_attributes()
multiple times (Hans de Goede)
- platform/x86: dell-wmi-sysman: Fix possible NULL pointer deref on exit (Hans
de Goede)
- platform/x86: dell-wmi-sysman: Fix crash caused by calling kset_unregister
twice (Hans de Goede)
- platform/x86: thinkpad_acpi: Disable DYTC CQL mode around switching to
balanced mode (Hans de Goede)
- platform/x86: thinkpad_acpi: Allow the FnLock LED to change state (Esteve
Varela Colominas)
- platform/x86: thinkpad_acpi: check dytc version for lapmode sysfs (Mark
Pearson)
- platform/x86: intel-hid: Support Lenovo ThinkPad X1 Tablet Gen 2 (Alban
Bedel)
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References:

[ 1 ] Bug #1941769 - CVE-2021-28951 kernel: DoS because of deadlock in
fs/io_uring.c
https://bugzilla.redhat.com/show_bug.cgi?id=1941769
[ 2 ] Bug #1941774 - CVE-2021-28952 kernel: buffer overflow in
sound/soc/qcom/sdm845.c when an unexpected port ID number is encountered
https://bugzilla.redhat.com/show_bug.cgi?id=1941774
[ 3 ] Bug #1941781 - CVE-2021-28972 kernel: Buffer overflow in
hotplug/rpadlpar_sysfs.c
https://bugzilla.redhat.com/show_bug.cgi?id=1941781
[ 4 ] Bug #1941784 - CVE-2021-28971 kernel: System crash in
intel_pmu_drain_pebs_nhm in arch/x86/events/intel/ds.c
https://bugzilla.redhat.com/show_bug.cgi?id=1941784
[ 5 ] Bug #1941804 - CVE-2021-28964 kernel: race condition in get_old_root
function in fs/btrfs/ctree.c because of a lack of locking on an extent buffer before a cloning operation
https://bugzilla.redhat.com/show_bug.cgi?id=1941804
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-e636ce53df' at the command
line. For more information, refer to the dnf documentation available at
http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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