{
	"document":{
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			"text":"Medium"
		},
		"category":"csaf_vex",
		"csaf_version":"2.0",
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				"label":"WHITE",
				"url":"https:/www.first.org/tlp/"
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		"notes":[
			{
				"text":"libbpf security update",
				"category":"general",
				"title":"Synopsis"
			},
			{
				"text":"An update for libbpf is now available for openEuler-24.03-LTS",
				"category":"general",
				"title":"Summary"
			},
			{
				"text":"A mirror of bpf-next linux tree bpf-next/tools/lib/bpf directory plus its supporting header files. The version of the package reflects the version of ABI.\n\nSecurity Fix(es):\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nlibbpf: Use OPTS_SET() macro in bpf_xdp_query()\n\nWhen the feature_flags and xdp_zc_max_segs fields were added to the libbpf\nbpf_xdp_query_opts, the code writing them did not use the OPTS_SET() macro.\nThis causes libbpf to write to those fields unconditionally, which means\nthat programs compiled against an older version of libbpf (with a smaller\nsize of the bpf_xdp_query_opts struct) will have its stack corrupted by\nlibbpf writing out of bounds.\n\nThe patch adding the feature_flags field has an early bail out if the\nfeature_flags field is not part of the opts struct (via the OPTS_HAS)\nmacro, but the patch adding xdp_zc_max_segs does not. For consistency, this\nfix just changes the assignments to both fields to use the OPTS_SET()\nmacro.(CVE-2024-27050)",
				"category":"general",
				"title":"Description"
			},
			{
				"text":"An update for libbpf is now available for openEuler-24.03-LTS.\n\nopenEuler Security has rated this update as having a security impact of medium. A Common Vunlnerability Scoring System(CVSS)base score,which gives a detailed severity rating, is available for each vulnerability from the CVElink(s) in the References section.",
				"category":"general",
				"title":"Topic"
			},
			{
				"text":"Medium",
				"category":"general",
				"title":"Severity"
			},
			{
				"text":"libbpf",
				"category":"general",
				"title":"Affected Component"
			}
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			"name":"openEuler",
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			"contact_details":"openeuler-security@openeuler.org",
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			{
				"summary":"openEuler-SA-2025-1576",
				"category":"self",
				"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2025-1576"
			},
			{
				"summary":"CVE-2024-27050",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2024-27050&packageName=libbpf"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-27050"
			},
			{
				"summary":"openEuler-SA-2025-1576 vex file",
				"category":"self",
				"url":"https://repo.openeuler.org/security/data/csaf/advisories/2025/csaf-openeuler-sa-2025-1576.json"
			}
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		"title":"An update for libbpf is now available for openEuler-24.03-LTS",
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				{
					"text":"In the Linux kernel, the following vulnerability has been resolved:\n\nlibbpf: Use OPTS_SET() macro in bpf_xdp_query()\n\nWhen the feature_flags and xdp_zc_max_segs fields were added to the libbpf\nbpf_xdp_query_opts, the code writing them did not use the OPTS_SET() macro.\nThis causes libbpf to write to those fields unconditionally, which means\nthat programs compiled against an older version of libbpf (with a smaller\nsize of the bpf_xdp_query_opts struct) will have its stack corrupted by\nlibbpf writing out of bounds.\n\nThe patch adding the feature_flags field has an early bail out if the\nfeature_flags field is not part of the opts struct (via the OPTS_HAS)\nmacro, but the patch adding xdp_zc_max_segs does not. For consistency, this\nfix just changes the assignments to both fields to use the OPTS_SET()\nmacro.",
					"category":"description",
					"title":"Vulnerability Description"
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