CVE-2021-26313

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-26313
Potential speculative code store bypass in all supported CPU products, in conjunction with software vulnerabilities relating to speculative execution of overwritten instructions, may cause an incorrect speculation and could result in data leakage.

5.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

2.1 /10

CVSS v2.0 : LOW

V2 Legend

Vector : AV:L/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References
Link Resource
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1003 Vendor Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*
OR cpe:2.3:h:amd:ryzen_5_5600x:-:*:*:*:*:*:*:*
cpe:2.3:h:amd:ryzen_7_2700x:-:*:*:*:*:*:*:*
cpe:2.3:h:amd:ryzen_threadripper_2990wx:-:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:h:arm:cortex-a72:-:*:*:*:*:*:*:*
cpe:2.3:h:broadcom:bcm2711:-:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:h:intel:core_i7-10700k:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:core_i7-7700k:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:core_i9-9900k:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:xeon_silver_4214:-:*:*:*:*:*:*:*

Configuration 4 (hide)

cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
History

01 Aug 2022, 12:41

Type Values Removed Values Added
CWE CWE-668 CWE-203

13 Oct 2021, 19:15

Type Values Removed Values Added
References
  • {'url': 'http://www.openwall.com/lists/oss-security/2021/06/10/10', 'name': '[oss-security] 20210610 Re: Xen Security Advisory 375 v3 (CVE-2021-0089,CVE-2021-26313) - Speculative Code Store Bypass', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'MLIST'}
  • {'url': 'http://xenbits.xen.org/xsa/advisory-375.html', 'name': 'http://xenbits.xen.org/xsa/advisory-375.html', 'tags': ['Patch', 'Third Party Advisory'], 'refsource': 'CONFIRM'}
  • {'url': 'http://www.openwall.com/lists/oss-security/2021/06/10/1', 'name': '[oss-security] 20210610 Xen Security Advisory 375 v4 (CVE-2021-0089,CVE-2021-26313) - Speculative Code Store Bypass', 'tags': ['Exploit', 'Mailing List', 'Third Party Advisory'], 'refsource': 'MLIST'}
  • {'url': 'http://www.openwall.com/lists/oss-security/2021/06/10/11', 'name': '[oss-security] 20210610 Re: Xen Security Advisory 375 v3 (CVE-2021-0089,CVE-2021-26313) - Speculative Code Store Bypass', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'MLIST'}
  • {'url': 'http://www.openwall.com/lists/oss-security/2021/06/09/2', 'name': '[oss-security] 20210609 Xen Security Advisory 375 v3 (CVE-2021-0089,CVE-2021-26313) - Speculative Code Store Bypass', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'MLIST'}
  • {'url': 'https://www.debian.org/security/2021/dsa-4931', 'name': 'DSA-4931', 'tags': ['Third Party Advisory'], 'refsource': 'DEBIAN'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SVA2NY26MMXOODUMYZN5DCU3FXMBMBOB/', 'name': 'FEDORA-2021-993693c914', 'tags': [], 'refsource': 'FEDORA'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/H36U6CNREC436W6GYO7QUMJIVEA35SCV/', 'name': 'FEDORA-2021-41d4347447', 'tags': [], 'refsource': 'FEDORA'}

17 Jun 2021, 03:15

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SVA2NY26MMXOODUMYZN5DCU3FXMBMBOB/ -

16 Jun 2021, 23:15

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/H36U6CNREC436W6GYO7QUMJIVEA35SCV/ -

16 Jun 2021, 15:56

Type Values Removed Values Added
CWE CWE-668
References (MLIST) http://www.openwall.com/lists/oss-security/2021/06/10/11 - (MLIST) http://www.openwall.com/lists/oss-security/2021/06/10/11 - Mailing List, Third Party Advisory
References (MLIST) http://www.openwall.com/lists/oss-security/2021/06/10/1 - (MLIST) http://www.openwall.com/lists/oss-security/2021/06/10/1 - Exploit, Mailing List, Third Party Advisory
References (MISC) https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1003 - (MISC) https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1003 - Vendor Advisory
References (MLIST) http://www.openwall.com/lists/oss-security/2021/06/09/2 - (MLIST) http://www.openwall.com/lists/oss-security/2021/06/09/2 - Mailing List, Third Party Advisory
References (CONFIRM) http://xenbits.xen.org/xsa/advisory-375.html - (CONFIRM) http://xenbits.xen.org/xsa/advisory-375.html - Patch, Third Party Advisory
References (DEBIAN) https://www.debian.org/security/2021/dsa-4931 - (DEBIAN) https://www.debian.org/security/2021/dsa-4931 - Third Party Advisory
References (MLIST) http://www.openwall.com/lists/oss-security/2021/06/10/10 - (MLIST) http://www.openwall.com/lists/oss-security/2021/06/10/10 - Mailing List, Third Party Advisory
CPE cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*
cpe:2.3:h:broadcom:bcm2711:-:*:*:*:*:*:*:*
cpe:2.3:h:arm:cortex-a72:-:*:*:*:*:*:*:*
cpe:2.3:h:amd:ryzen_threadripper_2990wx:-:*:*:*:*:*:*:*
cpe:2.3:h:amd:ryzen_5_5600x:-:*:*:*:*:*:*:*
cpe:2.3:h:amd:ryzen_7_2700x:-:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:h:intel:xeon_silver_4214:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:core_i7-7700k:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:core_i9-9900k:-:*:*:*:*:*:*:*
cpe:2.3:h:intel:core_i7-10700k:-:*:*:*:*:*:*:*
CVSS v2 : unknown
v3 : unknown 		v2 : 2.1
v3 : 5.5

16 Jun 2021, 13:15

Type Values Removed Values Added
References
  • (DEBIAN) https://www.debian.org/security/2021/dsa-4931 -

10 Jun 2021, 15:15

Type Values Removed Values Added
References
  • (MLIST) http://www.openwall.com/lists/oss-security/2021/06/10/10 -
  • (MLIST) http://www.openwall.com/lists/oss-security/2021/06/10/11 -

10 Jun 2021, 12:15

Type Values Removed Values Added
References
  • (MLIST) http://www.openwall.com/lists/oss-security/2021/06/10/1 -

09 Jun 2021, 19:15

Type Values Removed Values Added
References
  • (MLIST) http://www.openwall.com/lists/oss-security/2021/06/09/2 -
  • (CONFIRM) http://xenbits.xen.org/xsa/advisory-375.html -

09 Jun 2021, 12:38

Type Values Removed Values Added
New CVE
Information

Published : 2021-06-09 12:15

Updated : 2024-02-04 21:47

NVD link : CVE-2021-26313

Mitre link : CVE-2021-26313

CVE.ORG link : CVE-2021-26313

JSON object : View

Products Affected

debian

  • debian_linux

amd

  • ryzen_7_2700x
  • ryzen_5_5600x
  • ryzen_threadripper_2990wx

intel

  • core_i7-10700k
  • core_i7-7700k
  • xeon_silver_4214
  • core_i9-9900k

broadcom

  • bcm2711

xen

  • xen

arm

  • cortex-a72
CWE
CWE-203

Observable Discrepancy

CWE-208

Observable Timing Discrepancy