CVE-2022-41916

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Source
https://nvd.nist.gov/vuln/detail/CVE-2022-41916
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-41916.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2022-41916
Aliases
  • GHSA-mgqr-gvh6-23cx
Downstream
Related
Published
2022-11-15T00:00:00Z
Modified
2025-10-22T18:35:29.486832Z
Severity
  • 5.9 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
Read one byte past a buffer when normalizing Unicode
Details

Heimdal is an implementation of ASN.1/DER, PKIX, and Kerberos. Versions prior to 7.7.1 are vulnerable to a denial of service vulnerability in Heimdal's PKI certificate validation library, affecting the KDC (via PKINIT) and kinit (via PKINIT), as well as any third-party applications using Heimdal's libhx509. Users should upgrade to Heimdal 7.7.1 or 7.8. There are no known workarounds for this issue.

Database specific 
{
    "cwe_ids": [
        "CWE-193"
    ]
}
References

Affected packages

Git / github.com/heimdal/heimdal

Affected ranges

Type
GIT
Repo
https://github.com/heimdal/heimdal
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
78077c39e355766221383ee48c8b9be0459a82a4

Affected versions

Other

git2svn-syncpoint-master
switch-from-svn-to-git

heimdal-1.*

heimdal-1.3.0pre1
heimdal-1.3.0pre10
heimdal-1.3.0pre11
heimdal-1.3.0pre3
heimdal-1.3.0pre4
heimdal-1.3.0pre5
heimdal-1.3.0pre6
heimdal-1.3.0pre7
heimdal-1.3.0pre8
heimdal-1.3.0pre9
heimdal-1.3.0rc1
heimdal-1.5pre1
heimdal-1.5pre2

heimdal-7.*

heimdal-7.0.1
heimdal-7.0.2
heimdal-7.0.3
heimdal-7.1.0
heimdal-7.1rc1
heimdal-7.2.0
heimdal-7.3.0
heimdal-7.4.0
heimdal-7.5.0
heimdal-7.6.0
heimdal-7.7.0

upstream-1.*

upstream-1.4.0+git20101228.dfsg.1
upstream-1.4.0+git20110220.dfsg.1

Database specific

vanir_signatures

[
    {
        "source": "https://github.com/heimdal/heimdal/commit/78077c39e355766221383ee48c8b9be0459a82a4",
        "target": {
            "file": "include/bits.c"
        },
        "id": "CVE-2022-41916-7e74d481",
        "deprecated": false,
        "signature_version": "v1",
        "signature_type": "Line",
        "digest": {
            "line_hashes": [
                "185684756605390238103334007784352789624",
                "7131579695216385856922531758292910060",
                "96067565823201056646313325968740529266",
                "307324062224806380958204996069287421659"
            ],
            "threshold": 0.9
        }
    }
]