[Bug 2011421] Re: TDX azure instances crash during boot because of glibc bug
Launchpad Bug Tracker
2011421 at bugs.launchpad.net
Tue Oct 3 20:42:07 UTC 2023
This bug was fixed in the package linux-azure-fde-6.2 -
6.2.0-1014.14~22.04.1.1
---------------
linux-azure-fde-6.2 (6.2.0-1014.14~22.04.1.1) jammy; urgency=medium
* jammy/linux-azure-fde-6.2: 6.2.0-1014.14~22.04.1.1 -proposed tracker
(LP: #2035364)
* TDX azure instances crash during boot because of glibc bug (LP: #2011421)
- [Packaging] Use latest glibc from ubuntu-core-initramfs
linux-azure-fde-6.2 (6.2.0-1013.13~22.04.1.1) jammy; urgency=medium
* Master version: 6.2.0-1013.13~22.04.1
* jammy/linux-azure-fde-6.2: 6.2.0-1013.13~22.04.1.1 -proposed tracker
(LP: #2033764)
linux-azure-fde-6.2 (6.2.0-1012.12~22.04.1.1) jammy; urgency=medium
* jammy/linux-azure-fde-6.2: 6.2.0-1012.12~22.04.1.1 -proposed tracker
(LP: #2034142)
* Packaging resync (LP: #1786013)
- [Packaging] update helper scripts
linux-azure-fde-6.2 (6.2.0-1011.11~22.04.1.1) jammy; urgency=medium
* Master version: 6.2.0-1011.11~22.04.1
* jammy/linux-azure-fde-6.2: 6.2.0-1011.11~22.04.1.1 -proposed tracker
(LP: #2030366)
linux-azure-fde-6.2 (6.2.0-1010.10~22.04.1.1) jammy; urgency=medium
* jammy/linux-azure-fde-6.2: 6.2.0-1010.10~22.04.1.1 -proposed tracker
(LP: #2030532)
linux-azure-fde-6.2 (6.2.0-1009.9~22.04.3.1) jammy; urgency=medium
* jammy/linux-azure-fde-6.2: 6.2.0-1009.9~22.04.3.1 -proposed tracker
(LP: #2029293)
* Packaging resync (LP: #1786013)
- [Packaging] update variants
linux-azure-fde-6.2 (6.2.0-1009.9~22.04.2.1) jammy; urgency=medium
* Master version: 6.2.0-1009.9~22.04.2
* jammy/linux-azure-fde-6.2: 6.2.0-1009.9~22.04.2.1 -proposed tracker
(LP: #2026474)
* Miscellaneous Ubuntu changes
- generate-depends: do not silently ignore failures
linux-azure-fde-6.2 (6.2.0-1009.9~22.04.1.1) jammy; urgency=medium
* Master version: 6.2.0-1009.9~22.04.1
* jammy/linux-azure-fde-6.2: 6.2.0-1009.9~22.04.1.1 -proposed tracker
(LP: #2026474)
linux-azure-fde-6.2 (6.2.0-1008.8~22.04.1.1) jammy; urgency=medium
* jammy/linux-azure-fde-6.2: 6.2.0-1008.8~22.04.1.1 -proposed tracker
(LP: #2026739)
linux-azure-fde-6.2 (6.2.0-1007.7~22.04.1.1) jammy; urgency=medium
* Master version: 6.2.0-1007.7~22.04.1
* jammy/linux-azure-fde-6.2: 6.2.0-1007.7~22.04.1.1 -proposed tracker
(LP: #2024532)
-- Tim Gardner <tim.gardner at canonical.com> Thu, 14 Sep 2023 12:25:12
-0600
** Changed in: linux-azure-fde-6.2 (Ubuntu Jammy)
Status: Fix Committed => Fix Released
** Changed in: linux-azure (Ubuntu Lunar)
Status: Fix Committed => Fix Released
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2022-40982
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-1206
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-1380
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-20569
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-20588
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-20593
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-2124
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-21264
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-2176
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-2612
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-2640
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-2898
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-30456
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-3090
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-31084
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-31248
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-3141
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-31436
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-3212
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-32233
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-32629
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-3269
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-3389
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-3390
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-35001
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-3609
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-3610
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-3611
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-3776
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-3777
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-3995
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-4004
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-4015
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-40283
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-4128
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-4155
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-4194
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-4273
** CVE added: https://cve.mitre.org/cgi-bin/cvename.cgi?name=2023-4569
--
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https://bugs.launchpad.net/bugs/2011421
Title:
TDX azure instances crash during boot because of glibc bug
Status in glibc package in Ubuntu:
Fix Released
Status in linux-azure package in Ubuntu:
Fix Released
Status in linux-azure-fde-6.2 package in Ubuntu:
New
Status in glibc source package in Jammy:
Fix Released
Status in linux-azure source package in Jammy:
Invalid
Status in linux-azure-fde-6.2 source package in Jammy:
Fix Released
Status in glibc source package in Kinetic:
Won't Fix
Status in linux-azure source package in Kinetic:
Won't Fix
Status in linux-azure-fde-6.2 source package in Kinetic:
Won't Fix
Status in glibc source package in Lunar:
Fix Released
Status in linux-azure source package in Lunar:
Fix Released
Status in linux-azure-fde-6.2 source package in Lunar:
Fix Released
Bug description:
[IMPACT]
Glibc in jammy and kinetic is affected by the following bug :
https://sourceware.org/bugzilla/show_bug.cgi?id=29953
When cpuid reports no information on a shared cache, the
x86_non_temporal_threshold will be set to zero, causing memcpy/memset to
behave wrong for mid-sized operations. sysdeps/x86/dl-cacheinfo.h indicates
that the minimum value must be 0x4040, but this is not enforced for the
default value.
The issue was reported because jammy tdx instances are failing to boot
(crashing) on azure. The bug has been resolved upstream in
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=48b74865c63840b288bd85b4d8743533b73b339b
[TEST CASE]
Test case requires an azure tdx instance.
Microsoft has tested a test package with the above commit and
confirmed that instances boot successfully.
[REGRESSION POTENTIAL]
The patches have been accepted upstream. They modify code for x86 architecture, so any
potential regression would affect x86.
[OTHER]
Bug upstream: https://sourceware.org/bugzilla/show_bug.cgi?id=29953
Duplicate bug: https://sourceware.org/bugzilla/show_bug.cgi?id=30037
In jammy we need 2 commits :
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=b446822b6ae4e8149902a78cdd4a886634ad6321
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=48b74865c63840b288bd85b4d8743533b73b339b
In kinetic we just need :
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=48b74865c63840b288bd85b4d8743533b73b339b
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