csaf_opensuse - opensuse-su-2020:0818-1

OPENSUSE-SU-2020:0818-1

Vulnerability from csaf_opensuse - Published: 2020-06-14 16:26 - Updated: 2020-06-14 16:26

Summary

Security update for xen

Notes

Title of the patch

Security update for xen

Description of the patch

This update for xen to version 4.12.3 fixes the following issues: - CVE-2020-0543: Fixed a side channel attack against special registers which could have resulted in leaking of read values to cores other than the one which called it. This attack is known as Special Register Buffer Data Sampling (SRBDS) or 'CrossTalk' (bsc#1172205). - Added support for new 64bit libxl memory API (bsc#1167007 and bsc#1157490). This update was imported from the SUSE:SLE-15-SP1:Update update project.

Patchnames

openSUSE-2020-818

CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).

JSON

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}

CVE-2020-0543 (GCVE-0-2020-0543)

Vulnerability from cvelistv5 – Published: 2020-06-15 13:55 – Updated: 2024-08-04 06:02

Summary

Incomplete cleanup from specific special register read operations in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

Severity ?

No CVSS data available.

CWE

Information Disclosure

Assigner

intel

References

URL

Tags

	https://www.intel.com/content/www/us/en/security-…	x_refsource_MISC
	https://usn.ubuntu.com/4385-1/	vendor-advisoryx_refsource_UBUNTU
	https://usn.ubuntu.com/4388-1/	vendor-advisoryx_refsource_UBUNTU
	http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
	https://usn.ubuntu.com/4392-1/	vendor-advisoryx_refsource_UBUNTU
	https://usn.ubuntu.com/4393-1/	vendor-advisoryx_refsource_UBUNTU
	https://usn.ubuntu.com/4389-1/	vendor-advisoryx_refsource_UBUNTU
	https://usn.ubuntu.com/4387-1/	vendor-advisoryx_refsource_UBUNTU
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
	https://usn.ubuntu.com/4390-1/	vendor-advisoryx_refsource_UBUNTU
	https://usn.ubuntu.com/4391-1/	vendor-advisoryx_refsource_UBUNTU
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
	http://www.openwall.com/lists/oss-security/2020/07/14/5	mailing-listx_refsource_MLIST
	http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
	http://lists.opensuse.org/opensuse-security-annou…	vendor-advisoryx_refsource_SUSE
	https://cert-portal.siemens.com/productcert/pdf/s…	x_refsource_CONFIRM
	https://kc.mcafee.com/corporate/index?page=conten…	x_refsource_CONFIRM
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA

Impacted products

	Vendor	Product	Version
	n/a	Intel(R) Processors	Affected: See provided reference

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

OPENSUSE-SU-2020:0818-1

CVE-2020-0543 (GCVE-0-2020-0543)

Tags

Sightings

Nomenclature