
CVE catalog
CVE-2022-41318
squid affected and fixed versions
A buffer over-read was discovered in libntlmauth in Squid 2.5 through 5.6. Due to incorrect integer-overflow protection, the SSPI and SMB authentication helpers are vulnerable to reading unintended memory locations. In some configurations, cleartext credentials from these locations are sent to a client. This is fixed in 5.7.
- Severity
- High · CVSS 8.9
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 3.08% · Oct 27, 2026
Projects and upstream resources
Reported versions and fixes
Each observation applies to its named package, distribution, and release. Distribution backports can fix a vulnerability while retaining an older upstream version number.
| Distribution / release | Package | Version | Status | Source |
|---|---|---|---|---|
| Debiantrixie-security | squid | 6.13-2+deb13u2 | Fixed | [CVE-2022-41318] |
| Debiantrixie | squid | 5.7-1 | FixedDistribution-reported fixed boundary | [CVE-2022-41318] |
| Debiantrixie | squid | 6.13-2+deb13u3 | Fixed | [CVE-2022-41318] |
| Debiansid | squid | 5.7-1 | FixedDistribution-reported fixed boundary | [CVE-2022-41318] |
| Debiansid | squid | 7.7-1 | Fixed | [CVE-2022-41318] |
| Debianforky | squid | 5.7-1 | FixedDistribution-reported fixed boundary | [CVE-2022-41318] |
| Debianforky | squid | 7.7-1 | Fixed | [CVE-2022-41318] |
| Debianbookworm-security | squid | 5.7-2+deb12u6 | Fixed | [CVE-2022-41318] |
| Debianbookworm | squid | 5.7-1 | FixedDistribution-reported fixed boundary | [CVE-2022-41318] |
| Debianbookworm | squid | 5.7-2+deb12u5 | Fixed | [CVE-2022-41318] |
Showing 10 fix observations. All 70 observations, including unknown and conflicting reports, are available below.
Provider details and historical evidence
| Distribution / release | Package | Version | Status | Source |
|---|---|---|---|---|
| Debianbookworm | squid | 5.7-1 | FixedDistribution-reported fixed boundary | [CVE-2022-41318] |
| Debianbookworm | squid | 5.7-2+deb12u5 | Fixed | [CVE-2022-41318] |
| Debianbookworm-security | squid | 5.7-2+deb12u6 | Fixed | [CVE-2022-41318] |
| Debianforky | squid | 5.7-1 | FixedDistribution-reported fixed boundary | [CVE-2022-41318] |
| Debianforky | squid | 7.7-1 | Fixed | [CVE-2022-41318] |
| Debiansid | squid | 5.7-1 | FixedDistribution-reported fixed boundary | [CVE-2022-41318] |
| Debiansid | squid | 7.7-1 | Fixed | [CVE-2022-41318] |
| Debiantrixie | squid | 5.7-1 | FixedDistribution-reported fixed boundary | [CVE-2022-41318] |
| Debiantrixie | squid | 6.13-2+deb13u3 | Fixed | [CVE-2022-41318] |
| Debiantrixie-security | squid | 6.13-2+deb13u2 | Fixed | [CVE-2022-41318] |
| Ubuntu18.04 | squid3 | 3.5.23-5ubuntu1 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu18.04 | squid3 | 3.5.23-5ubuntu2 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu18.04 | squid3 | 3.5.27-1ubuntu1 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu18.04 | squid3 | 3.5.27-1ubuntu1.1 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu18.04 | squid3 | 3.5.27-1ubuntu1.10 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu18.04 | squid3 | 3.5.27-1ubuntu1.11 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu18.04 | squid3 | 3.5.27-1ubuntu1.12 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu18.04 | squid3 | 3.5.27-1ubuntu1.13 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu18.04 | squid3 | 3.5.27-1ubuntu1.14 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu18.04 | squid3 | 3.5.27-1ubuntu1.2 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu18.04 | squid3 | 3.5.27-1ubuntu1.3 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu18.04 | squid3 | 3.5.27-1ubuntu1.4 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu18.04 | squid3 | 3.5.27-1ubuntu1.5 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu18.04 | squid3 | 3.5.27-1ubuntu1.6 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu18.04 | squid3 | 3.5.27-1ubuntu1.7 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu18.04 | squid3 | 3.5.27-1ubuntu1.8 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu18.04 | squid3 | 3.5.27-1ubuntu1.9 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu20.04 | squid | 4.10-1ubuntu1 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu20.04 | squid | 4.10-1ubuntu1.1 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu20.04 | squid | 4.10-1ubuntu1.2 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu20.04 | squid | 4.10-1ubuntu1.3 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu20.04 | squid | 4.10-1ubuntu1.4 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu20.04 | squid | 4.10-1ubuntu1.5 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu20.04 | squid | 4.10-1ubuntu1.6 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu20.04 | squid | 4.10-1ubuntu1.7 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu20.04 | squid | 4.8-1ubuntu2 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu20.04 | squid | 4.8-1ubuntu3 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu20.04 | squid | 4.9-2ubuntu1 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu20.04 | squid | 4.9-2ubuntu2 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu20.04 | squid | 4.9-2ubuntu3 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu20.04 | squid | 4.9-2ubuntu4 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu22.04 | squid | 4.13-10ubuntu5 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu22.04 | squid | 5.2-1ubuntu1 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu22.04 | squid | 5.2-1ubuntu3 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu22.04 | squid | 5.2-1ubuntu4 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu22.04 | squid | 5.2-1ubuntu4.1 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntu22.04 | squid | 5.2-1ubuntu4.2 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.3.8-1ubuntu16 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.3.8-1ubuntu17 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu6 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.1 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.10 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.11 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.12 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.13 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.14 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.15 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.16 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.16+esm1 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.16+esm2 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.16+esm3 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.2 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.3 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.4 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.5 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.6 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.7 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.8 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
| Ubuntupro | squid3 | 3.5.12-1ubuntu7.9 | UnknownSource applicability is not established | [UBUNTU-CVE-2022-41318] |
Original provider fields
{
"package_releases": [
{
"name": "squid",
"status": "fixed",
"release": "sid",
"version": "7.7-1"
},
{
"name": "squid",
"status": "fixed",
"release": "forky",
"version": "7.7-1"
},
{
"name": "squid",
"status": "fixed",
"release": "trixie",
"version": "6.13-2+deb13u3"
},
{
"name": "squid",
"status": "fixed",
"release": "trixie-security",
"version": "6.13-2+deb13u2"
},
{
"name": "squid",
"status": "fixed",
"release": "bookworm",
"version": "5.7-2+deb12u5"
},
{
"name": "squid",
"status": "fixed",
"release": "bookworm-security",
"version": "5.7-2+deb12u6"
}
],
"fixed_versions": [
{
"bug": 1020586,
"name": "squid",
"type": "source",
"origin": null,
"release": "sid",
"urgency": "not yet assigned",
"fixed_version": "5.7-1"
},
{
"bug": 1020586,
"name": "squid",
"type": "source",
"origin": null,
"release": "forky",
"urgency": "not yet assigned",
"fixed_version": "5.7-1"
},
{
"bug": 1020586,
"name": "squid",
"type": "source",
"origin": null,
"release": "trixie",
"urgency": "not yet assigned",
"fixed_version": "5.7-1"
},
{
"bug": 1020586,
"name": "squid",
"type": "source",
"origin": null,
"release": "bookworm",
"urgency": "not yet assigned",
"fixed_version": "5.7-1"
}
],
"distribution_packages": [
{
"name": "squid3",
"distro": "ubuntu",
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.5.12-1ubuntu7.16+esm3"
}
]
}
],
"release": "pro",
"versions": [
"3.3.8-1ubuntu16",
"3.3.8-1ubuntu17",
"3.5.12-1ubuntu6",
"3.5.12-1ubuntu7",
"3.5.12-1ubuntu7.1",
"3.5.12-1ubuntu7.2",
"3.5.12-1ubuntu7.3",
"3.5.12-1ubuntu7.4",
"3.5.12-1ubuntu7.5",
"3.5.12-1ubuntu7.6",
"3.5.12-1ubuntu7.7",
"3.5.12-1ubuntu7.8",
"3.5.12-1ubuntu7.9",
"3.5.12-1ubuntu7.10",
"3.5.12-1ubuntu7.11",
"3.5.12-1ubuntu7.12",
"3.5.12-1ubuntu7.13",
"3.5.12-1ubuntu7.14",
"3.5.12-1ubuntu7.15",
"3.5.12-1ubuntu7.16",
"3.5.12-1ubuntu7.16+esm1",
"3.5.12-1ubuntu7.16+esm2"
],
"ecosystem": "deb",
"provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2022-41318",
"fixed_version": "3.5.12-1ubuntu7.16+esm3",
"provider_source": "pypi",
"provider_record_id": "UBUNTU-CVE-2022-41318",
"provider_updated_at": "2026-02-04T04:31:47.887654Z",
"applicability_unknown": true
},
{
"name": "squid3",
"distro": "ubuntu",
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.5.27-1ubuntu1.14"
}
]
}
],
"release": "18.04",
"versions": [
"3.5.23-5ubuntu1",
"3.5.23-5ubuntu2",
"3.5.27-1ubuntu1",
"3.5.27-1ubuntu1.1",
"3.5.27-1ubuntu1.2",
"3.5.27-1ubuntu1.3",
"3.5.27-1ubuntu1.4",
"3.5.27-1ubuntu1.5",
"3.5.27-1ubuntu1.6",
"3.5.27-1ubuntu1.7",
"3.5.27-1ubuntu1.8",
"3.5.27-1ubuntu1.9",
"3.5.27-1ubuntu1.10",
"3.5.27-1ubuntu1.11",
"3.5.27-1ubuntu1.12",
"3.5.27-1ubuntu1.13"
],
"ecosystem": "deb",
"provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2022-41318",
"fixed_version": "3.5.27-1ubuntu1.14",
"provider_source": "pypi",
"provider_record_id": "UBUNTU-CVE-2022-41318",
"provider_updated_at": "2026-02-04T04:31:47.887654Z",
"applicability_unknown": true
},
{
"name": "squid",
"distro": "ubuntu",
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.10-1ubuntu1.7"
}
]
}
],
"release": "20.04",
"versions": [
"4.8-1ubuntu2",
"4.8-1ubuntu3",
"4.9-2ubuntu1",
"4.9-2ubuntu2",
"4.9-2ubuntu3",
"4.9-2ubuntu4",
"4.10-1ubuntu1",
"4.10-1ubuntu1.1",
"4.10-1ubuntu1.2",
"4.10-1ubuntu1.3",
"4.10-1ubuntu1.4",
"4.10-1ubuntu1.5",
"4.10-1ubuntu1.6"
],
"ecosystem": "deb",
"provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2022-41318",
"fixed_version": "4.10-1ubuntu1.7",
"provider_source": "pypi",
"provider_record_id": "UBUNTU-CVE-2022-41318",
"provider_updated_at": "2026-02-04T04:31:47.887654Z",
"applicability_unknown": true
},
{
"name": "squid",
"distro": "ubuntu",
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "5.2-1ubuntu4.2"
}
]
}
],
"release": "22.04",
"versions": [
"4.13-10ubuntu5",
"5.2-1ubuntu1",
"5.2-1ubuntu3",
"5.2-1ubuntu4",
"5.2-1ubuntu4.1"
],
"ecosystem": "deb",
"provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2022-41318",
"fixed_version": "5.2-1ubuntu4.2",
"provider_source": "pypi",
"provider_record_id": "UBUNTU-CVE-2022-41318",
"provider_updated_at": "2026-02-04T04:31:47.887654Z",
"applicability_unknown": true
}
]
}OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
[Debian 12 (Bookworm)]
- [squid]Unknown
Details (4)
5.7-2+deb12u5· amd64 · bookwormFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
5.7-2+deb12u5· arm64 · bookwormFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
5.7-2+deb12u6· amd64 · bookworm-securityFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
5.7-2+deb12u6· arm64 · bookworm-securityFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
- [squid-cgi]Unknown
Source package: [squid]
Details (4)
5.7-2+deb12u5· amd64 · bookwormFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
5.7-2+deb12u5· arm64 · bookwormFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
5.7-2+deb12u6· amd64 · bookworm-securityFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
5.7-2+deb12u6· arm64 · bookworm-securityFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
- [squidclient]Unknown
Source package: [squid]
Details (4)
5.7-2+deb12u5· amd64 · bookwormFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
5.7-2+deb12u5· arm64 · bookwormFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
5.7-2+deb12u6· amd64 · bookworm-securityFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
5.7-2+deb12u6· arm64 · bookworm-securityFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
- [squid-common]Unknown
Source package: [squid]
Details (4)
5.7-2+deb12u5· all · bookwormFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
5.7-2+deb12u5· all · bookwormFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
5.7-2+deb12u6· all · bookworm-securityFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
5.7-2+deb12u6· all · bookworm-securityFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
- [squid-openssl]Unknown
Source package: [squid]
Details (4)
5.7-2+deb12u5· amd64 · bookwormFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
5.7-2+deb12u5· arm64 · bookwormFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
5.7-2+deb12u6· amd64 · bookworm-securityFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
5.7-2+deb12u6· arm64 · bookworm-securityFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
- [squid-purge]Unknown
Source package: [squid]
Details (4)
5.7-2+deb12u5· amd64 · bookwormFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
5.7-2+deb12u5· arm64 · bookwormFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
5.7-2+deb12u6· amd64 · bookworm-securityFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
5.7-2+deb12u6· arm64 · bookworm-securityFixed · Fixed:
5.7-1dsa · squid · debian · bookworm
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/rhsa-2022_6775.json]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2022-41318]
- [https://security-tracker.debian.org/tracker/CVE-2022-41318]
- [https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-41318.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2022/wid-sec-w-2022-1505.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]