ghsa-m77w-6vjw-wh2f
Vulnerability from github
Published
2023-10-03 18:30
Modified
2024-02-22 21:30
Severity
Details
A buffer overflow was discovered in the GNU C Library's dynamic loader ld.so while processing the GLIBC_TUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBC_TUNABLES environment variables when launching binaries with SUID permission to execute code with elevated privileges.
{
"affected": [],
"aliases": [
"CVE-2023-4911"
],
"database_specific": {
"cwe_ids": [
"CWE-122",
"CWE-787"
],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2023-10-03T18:15:10Z",
"severity": "HIGH"
},
"details": "A buffer overflow was discovered in the GNU C Library\u0027s dynamic loader ld.so while processing the GLIBC_TUNABLES environment variable. This issue could allow a local attacker to use maliciously crafted GLIBC_TUNABLES environment variables when launching binaries with SUID permission to execute code with elevated privileges.",
"id": "GHSA-m77w-6vjw-wh2f",
"modified": "2024-02-22T21:30:28Z",
"published": "2023-10-03T18:30:23Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-4911"
},
{
"type": "WEB",
"url": "https://access.redhat.com/errata/RHSA-2023:5453"
},
{
"type": "WEB",
"url": "https://access.redhat.com/errata/RHSA-2023:5454"
},
{
"type": "WEB",
"url": "https://access.redhat.com/errata/RHSA-2023:5455"
},
{
"type": "WEB",
"url": "https://access.redhat.com/errata/RHSA-2023:5476"
},
{
"type": "WEB",
"url": "https://access.redhat.com/errata/RHSA-2024:0033"
},
{
"type": "WEB",
"url": "https://access.redhat.com/security/cve/CVE-2023-4911"
},
{
"type": "WEB",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2238352"
},
{
"type": "WEB",
"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4DBUQRRPB47TC3NJOUIBVWUGFHBJAFDL"
},
{
"type": "WEB",
"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DFG4P76UHHZEWQ26FWBXG76N2QLKKPZA"
},
{
"type": "WEB",
"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NDAQWHTSVOCOZ5K6KPIWKRT3JX4RTZUR"
},
{
"type": "WEB",
"url": "https://security.gentoo.org/glsa/202310-03"
},
{
"type": "WEB",
"url": "https://security.netapp.com/advisory/ntap-20231013-0006"
},
{
"type": "WEB",
"url": "https://www.debian.org/security/2023/dsa-5514"
},
{
"type": "WEB",
"url": "https://www.qualys.com/2023/10/03/cve-2023-4911/looney-tunables-local-privilege-escalation-glibc-ld-so.txt"
},
{
"type": "WEB",
"url": "https://www.qualys.com/cve-2023-4911"
},
{
"type": "WEB",
"url": "http://packetstormsecurity.com/files/174986/glibc-ld.so-Local-Privilege-Escalation.html"
},
{
"type": "WEB",
"url": "http://packetstormsecurity.com/files/176288/Glibc-Tunables-Privilege-Escalation.html"
},
{
"type": "WEB",
"url": "http://seclists.org/fulldisclosure/2023/Oct/11"
},
{
"type": "WEB",
"url": "http://www.openwall.com/lists/oss-security/2023/10/03/2"
},
{
"type": "WEB",
"url": "http://www.openwall.com/lists/oss-security/2023/10/03/3"
},
{
"type": "WEB",
"url": "http://www.openwall.com/lists/oss-security/2023/10/05/1"
},
{
"type": "WEB",
"url": "http://www.openwall.com/lists/oss-security/2023/10/13/11"
},
{
"type": "WEB",
"url": "http://www.openwall.com/lists/oss-security/2023/10/14/3"
},
{
"type": "WEB",
"url": "http://www.openwall.com/lists/oss-security/2023/10/14/5"
},
{
"type": "WEB",
"url": "http://www.openwall.com/lists/oss-security/2023/10/14/6"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
}
]
}
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