ghsa-5gp7-pf54-xc33
Vulnerability from github
Published
2023-03-07 00:30
Modified
2023-03-13 18:30
Severity ?
Details
The fix for CVE-2022-3437 included changing memcmp to be constant time and a workaround for a compiler bug by adding "!= 0" comparisons to the result of memcmp. When these patches were backported to the heimdal-7.7.1 and heimdal-7.8.0 branches (and possibly other branches) a logic inversion sneaked in causing the validation of message integrity codes in gssapi/arcfour to be inverted.
{ "affected": [], "aliases": [ "CVE-2022-45142" ], "database_specific": { "cwe_ids": [ "CWE-354" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2023-03-06T23:15:00Z", "severity": "HIGH" }, "details": "The fix for CVE-2022-3437 included changing memcmp to be constant time and a workaround for a compiler bug by adding \"!= 0\" comparisons to the result of memcmp. When these patches were backported to the heimdal-7.7.1 and heimdal-7.8.0 branches (and possibly other branches) a logic inversion sneaked in causing the validation of message integrity codes in gssapi/arcfour to be inverted.", "id": "GHSA-5gp7-pf54-xc33", "modified": "2023-03-13T18:30:42Z", "published": "2023-03-07T00:30:24Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-45142" }, { "type": "WEB", "url": "https://security.gentoo.org/glsa/202310-06" }, { "type": "WEB", "url": "https://www.openwall.com/lists/oss-security/2023/02/08/1" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "type": "CVSS_V3" } ] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.