[Ksplice][Ubuntu-20.04-Updates] New Ksplice updates for Ubuntu 20.04 Focal (5.4.0-182.202)
Oracle Ksplice
gregory.herrero at oracle.com
Wed May 15 18:59:35 UTC 2024
Synopsis: 5.4.0-182.202 can now be patched using Ksplice
CVEs: CVE-2023-47233 CVE-2023-52530 CVE-2024-26614 CVE-2024-26622
Systems running Ubuntu 20.04 Focal can now use Ksplice to patch
against the latest Ubuntu kernel update, 5.4.0-182.202.
INSTALLING THE UPDATES
We recommend that all users of Ksplice Uptrack running Ubuntu 20.04
Focal install these updates.
On systems that have "autoinstall = yes" in /etc/uptrack/uptrack.conf,
these updates will be installed automatically and you do not need to
take any action.
Alternatively, you can install these updates by running:
# /usr/sbin/uptrack-upgrade -y
DESCRIPTION
* CVE-2024-26614: Denial-of-service during TCP handshake.
A locking error during TCP handshake could lead to a race condition. A
local attacker could use this flaw to cause a denial-of-service.
* CVE-2023-47233: Privilege escalation when unplugging Broadcom FullMAC WLAN device.
A race condition when unplugging Broadcom FullMAC WLAN USB device during
initialization could lead to a use-after-free. A local attacker could
use this flaw to escalate privileges or facilitate an attack.
* CVE-2023-52530: Privilege escalation when adding a key in Generic IEEE 802.11 Networking Stack (mac80211).
A missing check when adding a key in Generic IEEE 802.11 Networking
Stack (mac80211) could lead to a use-after-free. A local attacker could
use this flaw to escalate privileges or facilitate an attack.
* CVE-2024-26622: Privilege escalation when using Tomoyo subsystem.
A locking error when using Tomoyo sysfs interface could lead to a
use-after-free. A local attacker could use this flaw to escalate
privileges or facilitate an attack.
SUPPORT
Ksplice support is available at ksplice-support_ww at oracle.com.
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