ghsa-wmg2-2x6g-r8q6
Vulnerability from github
Published
2023-01-12 09:30
Modified
2023-01-20 21:30
Severity
Details
cbq_classify in net/sched/sch_cbq.c in the Linux kernel through 6.1.4 allows attackers to cause a denial of service (slab-out-of-bounds read) because of type confusion (non-negative numbers can sometimes indicate a TC_ACT_SHOT condition rather than valid classification results).
{
"affected": [],
"aliases": [
"CVE-2023-23454"
],
"database_specific": {
"cwe_ids": [
"CWE-843"
],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2023-01-12T07:15:00Z",
"severity": "MODERATE"
},
"details": "cbq_classify in net/sched/sch_cbq.c in the Linux kernel through 6.1.4 allows attackers to cause a denial of service (slab-out-of-bounds read) because of type confusion (non-negative numbers can sometimes indicate a TC_ACT_SHOT condition rather than valid classification results).",
"id": "GHSA-wmg2-2x6g-r8q6",
"modified": "2023-01-20T21:30:29Z",
"published": "2023-01-12T09:30:26Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2023-23454"
},
{
"type": "WEB",
"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=caa4b35b4317d5147b3ab0fbdc9c075c7d2e9c12"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html"
},
{
"type": "WEB",
"url": "https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html"
},
{
"type": "WEB",
"url": "https://www.debian.org/security/2023/dsa-5324"
},
{
"type": "WEB",
"url": "https://www.openwall.com/lists/oss-security/2023/01/10/1"
},
{
"type": "WEB",
"url": "https://www.openwall.com/lists/oss-security/2023/01/10/4"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
}
]
}
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