-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ==================================================================== Red Hat Security Advisory Synopsis: Important: kpatch-patch security update Advisory ID: RHSA-2023:1466-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2023:1466 Issue date: 2023-03-27 CVE Names: CVE-2022-4744 ==================================================================== 1. Summary: An update for kpatch-patch is now available for Red Hat Enterprise Linux 9.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux BaseOS EUS (v.9.0) - ppc64le, x86_64 3. Description: This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel. Security Fix(es): * kernel: tun: avoid double free in tun_free_netdev (CVE-2022-4744) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. 4. Solution: For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 2156322 - CVE-2022-4744 kernel: tun: avoid double free in tun_free_netdev 6. Package List: Red Hat Enterprise Linux BaseOS EUS (v.9.0): Source: kpatch-patch-5_14_0-70_26_1-1-6.el9_0.src.rpm kpatch-patch-5_14_0-70_30_1-1-4.el9_0.src.rpm kpatch-patch-5_14_0-70_36_1-1-3.el9_0.src.rpm kpatch-patch-5_14_0-70_43_1-1-2.el9_0.src.rpm kpatch-patch-5_14_0-70_49_1-1-1.el9_0.src.rpm ppc64le: kpatch-patch-5_14_0-70_26_1-1-6.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_26_1-debuginfo-1-6.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_26_1-debugsource-1-6.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_30_1-1-4.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_30_1-debuginfo-1-4.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_30_1-debugsource-1-4.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_36_1-1-3.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_36_1-debuginfo-1-3.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_36_1-debugsource-1-3.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_43_1-1-2.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_43_1-debuginfo-1-2.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_43_1-debugsource-1-2.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_49_1-1-1.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_49_1-debuginfo-1-1.el9_0.ppc64le.rpm kpatch-patch-5_14_0-70_49_1-debugsource-1-1.el9_0.ppc64le.rpm x86_64: kpatch-patch-5_14_0-70_26_1-1-6.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_26_1-debuginfo-1-6.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_26_1-debugsource-1-6.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_30_1-1-4.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_30_1-debuginfo-1-4.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_30_1-debugsource-1-4.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_36_1-1-3.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_36_1-debuginfo-1-3.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_36_1-debugsource-1-3.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_43_1-1-2.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_43_1-debuginfo-1-2.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_43_1-debugsource-1-2.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_49_1-1-1.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_49_1-debuginfo-1-1.el9_0.x86_64.rpm kpatch-patch-5_14_0-70_49_1-debugsource-1-1.el9_0.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key 7. References: https://access.redhat.com/security/cve/CVE-2022-4744 https://access.redhat.com/security/updates/classification#important 8. Contact: The Red Hat security contact is. More contact details at https://access.redhat.com/security/team/contact Copyright 2023 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBZCFeo9zjgjWX9erEAQjQ4Q/8CuJifjweTfotgWEEmqnptIA+nQ0nwpb+ 8fUBMZKC9/3HgACKlOfH97DTsgRtACTJH5CaeRxsqvnVL7R30jEjd3sFVTISDhdw 40iiBhD+WhfmaRNmmpJvg4lJPLXSmyVGDKs9NWljkg9k0ic/XwZS1tg1hCtVU/02 raX1nvGC9aE3gztZNSabS1A5svmrUe3+comlwO7YjmlmYv4MnTOoi0aiXK4l/p6+ uBvlxtTRgdaqUDGu2cJ4iHfmMuAhv4XwHl3dm3M0zz8/MlyUB2NbkhyVbe8s4q+m i4/rgDDM4VTRLTxWo+i8gqFT9jpRou3s5xrBCvvvGSaFMmCkGVU6Q6mlnrMlEbEr l6BEIhq52woodeug608Sy3njJ6lqij38RY5C6KjZ4B3i3xsSV8tqU10elW0rTpYT Usmqcv4BQe4iu9rsZ2o0BMQBaR4eYS88v2F6fJB2aG7XQnPtt3gIRYpxIdJYVJ7/ YqIQAmkLxDg2/x0K2QvAw+23Kkhbaozt510Tbwb9JwtRqzL5h0jN/Zh8rKmBhhUx DM6qmvy5B195xMwFSRJXiHFVjnHpAECAi1BuH3ATHN34cIpqLhDK8XQ/F2amaMVy q4U6ANxzJKWMMCc7dNO79ykAMyMIkw8uG35j/Txk+uGbqlutlLK4JEtSogX7GyKW v+mQKT6axzc=jCe4 -----END PGP SIGNATURE----- -- RHSA-announce mailing list This email address is being protected from spambots. You need JavaScript enabled to view it.
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
This is a kernel live patch module which is automatically loaded by the RPM
post-install script to modify the code of a running kernel.
Security Fix(es):
* kernel: tun: avoid double free in tun_free_netdev (CVE-2022-4744)
For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.
https://access.redhat.com/security/cve/CVE-2022-4744 https://access.redhat.com/security/updates/classification#important
Red Hat Enterprise Linux BaseOS EUS (v.9.0):
Source:
kpatch-patch-5_14_0-70_26_1-1-6.el9_0.src.rpm
kpatch-patch-5_14_0-70_30_1-1-4.el9_0.src.rpm
kpatch-patch-5_14_0-70_36_1-1-3.el9_0.src.rpm
kpatch-patch-5_14_0-70_43_1-1-2.el9_0.src.rpm
kpatch-patch-5_14_0-70_49_1-1-1.el9_0.src.rpm
ppc64le:
kpatch-patch-5_14_0-70_26_1-1-6.el9_0.ppc64le.rpm
kpatch-patch-5_14_0-70_26_1-debuginfo-1-6.el9_0.ppc64le.rpm
kpatch-patch-5_14_0-70_26_1-debugsource-1-6.el9_0.ppc64le.rpm
kpatch-patch-5_14_0-70_30_1-1-4.el9_0.ppc64le.rpm
kpatch-patch-5_14_0-70_30_1-debuginfo-1-4.el9_0.ppc64le.rpm
kpatch-patch-5_14_0-70_30_1-debugsource-1-4.el9_0.ppc64le.rpm
kpatch-patch-5_14_0-70_36_1-1-3.el9_0.ppc64le.rpm
kpatch-patch-5_14_0-70_36_1-debuginfo-1-3.el9_0.ppc64le.rpm
kpatch-patch-5_14_0-70_36_1-debugsource-1-3.el9_0.ppc64le.rpm
kpatch-patch-5_14_0-70_43_1-1-2.el9_0.ppc64le.rpm
kpatch-patch-5_14_0-70_43_1-debuginfo-1-2.el9_0.ppc64le.rpm
kpatch-patch-5_14_0-70_43_1-debugsource-1-2.el9_0.ppc64le.rpm
kpatch-patch-5_14_0-70_49_1-1-1.el9_0.ppc64le.rpm
kpatch-patch-5_14_0-70_49_1-debuginfo-1-1.el9_0.ppc64le.rpm
kpatch-patch-5_14_0-70_49_1-debugsource-1-1.el9_0.ppc64le.rpm
x86_64:
kpatch-patch-5_14_0-70_26_1-1-6.el9_0.x86_64.rpm
kpatch-patch-5_14_0-70_26_1-debuginfo-1-6.el9_0.x86_64.rpm
Read the Full Advisory
An update for kpatch-patch is now available for Red Hat Enterprise Linux9.0 Extended Update Support.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.
Red Hat Enterprise Linux BaseOS EUS (v.9.0) - ppc64le, x86_64
2156322 - CVE-2022-4744 kernel: tun: avoid double free in tun_free_netdev
Get the latest Linux and open source security news straight to your inbox.