drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Preisgabe von Informationen in kpatch-patch
Name: |
Preisgabe von Informationen in kpatch-patch |
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ID: |
RHSA-2020:2567-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Enterprise Linux |
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Datum: |
Mo, 15. Juni 2020, 23:51 |
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Referenzen: |
https://access.redhat.com/security/cve/CVE-2020-12657 |
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Applikationen: |
Linux |
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Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256
===================================================================== Red Hat Security Advisory
Synopsis: Important: kpatch-patch security update Advisory ID: RHSA-2020:2567-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2020:2567 Issue date: 2020-06-15 CVE Names: CVE-2020-12657 =====================================================================
1. Summary:
An update for kpatch-patch is now available for Red Hat Enterprise Linux 8.
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 (v. 8) - 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: use-after-free in block/bfq-iosched.c related to bfq_idle_slice_timer_body (CVE-2020-12657)
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/):
1832866 - CVE-2020-12657 kernel: use-after-free in block/bfq-iosched.c related to bfq_idle_slice_timer_body
6. Package List:
Red Hat Enterprise Linux BaseOS (v. 8):
Source: kpatch-patch-4_18_0-193-1-3.el8.src.rpm kpatch-patch-4_18_0-193_1_2-1-1.el8_2.src.rpm
ppc64le: kpatch-patch-4_18_0-193-1-3.el8.ppc64le.rpm kpatch-patch-4_18_0-193-debuginfo-1-3.el8.ppc64le.rpm kpatch-patch-4_18_0-193-debugsource-1-3.el8.ppc64le.rpm kpatch-patch-4_18_0-193_1_2-1-1.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_1_2-debuginfo-1-1.el8_2.ppc64le.rpm kpatch-patch-4_18_0-193_1_2-debugsource-1-1.el8_2.ppc64le.rpm
x86_64: kpatch-patch-4_18_0-193-1-3.el8.x86_64.rpm kpatch-patch-4_18_0-193-debuginfo-1-3.el8.x86_64.rpm kpatch-patch-4_18_0-193-debugsource-1-3.el8.x86_64.rpm kpatch-patch-4_18_0-193_1_2-1-1.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_1_2-debuginfo-1-1.el8_2.x86_64.rpm kpatch-patch-4_18_0-193_1_2-debugsource-1-1.el8_2.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-2020-12657 https://access.redhat.com/security/updates/classification/#important
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/
Copyright 2020 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1
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