Ubuntu.comUB:CVE-2022-26373CVE-2022-26373
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
0.0004 Low
EPSS
Percentile
14.2%
Non-transparent sharing of return predictor targets between contexts in
some Intel® Processors may allow an authorized user to potentially enable
information disclosure via local access.
Notes
| Author | Note |
|---|---|
| rodrigo-zaiden | USN-5975-1 first publication included esm/xenial linux-gcp version 4.15.0-1146.162~16.04.1 by mistake, please refer to USN-6007-1. |
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | buffer | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | buffer | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | buffer | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | buffer | < any | UNKNOWN |
| ubuntu | 24.04 | noarch | buffer | < any | UNKNOWN |
| ubuntu | 14.04 | noarch | buffer | < any | UNKNOWN |
| ubuntu | 16.04 | noarch | buffer | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | linux | < 4.15.0-204.215 | UNKNOWN |
| ubuntu | 20.04 | noarch | linux | < 5.4.0-128.144 | UNKNOWN |
| ubuntu | 22.04 | noarch | linux | < 5.15.0-50.56 | UNKNOWN |
References
git.kernel.org/linus/2b1299322016731d56807aa49254a5ea3080b6b3
git.kernel.org/linus/ba6e31af2be96c4d0536f2152ed6f7b6c11bca47
launchpad.net/bugs/cve/CVE-2022-26373
nvd.nist.gov/vuln/detail/CVE-2022-26373
security-tracker.debian.org/tracker/CVE-2022-26373
ubuntu.com/security/notices/USN-5667-1
ubuntu.com/security/notices/USN-5668-1
ubuntu.com/security/notices/USN-5677-1
ubuntu.com/security/notices/USN-5682-1
ubuntu.com/security/notices/USN-5683-1
ubuntu.com/security/notices/USN-5703-1
ubuntu.com/security/notices/USN-5706-1
ubuntu.com/security/notices/USN-5854-1
ubuntu.com/security/notices/USN-5861-1
ubuntu.com/security/notices/USN-5862-1
ubuntu.com/security/notices/USN-5865-1
ubuntu.com/security/notices/USN-5883-1
ubuntu.com/security/notices/USN-5924-1
ubuntu.com/security/notices/USN-5975-1
ubuntu.com/security/notices/USN-6007-1
ubuntu.com/security/notices/USN-6221-1
www.cve.org/CVERecord?id=CVE-2022-26373
www.intel.com/content/www/us/en/developer/articles/technical/software-security-guidance/advisory-guidance/post-barrier-return-stack-buffer-predictions.html
www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00706.html
Related
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
0.0004 Low
EPSS
Percentile
14.2%