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			"text":"Critical"
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		"category":"csaf_vex",
		"csaf_version":"2.0",
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			{
				"text":"gawk security update",
				"category":"general",
				"title":"Synopsis"
			},
			{
				"text":"An update for gawk is now available for openEuler-24.03-LTS-SP1",
				"category":"general",
				"title":"Summary"
			},
			{
				"text":"The gawk package is the GNU implementation of awk. The awk utility interprets a special-purpose programming language that makes it possible to handle simple data-reformatting jobs with just a few lines of code.\n\nSecurity Fix(es):\n\nUse After Free vulnerability has been found in \"io.c\" program file of gawk (do_getline_redir() routine). This issue may lead to a crash. It affects gawk in versions 5.4.0 and below.(CVE-2026-40467)\n\nInteger overflow vulnerability has been found in \"builtin.c\" program file of gawk. This issue may lead to memory exhaustion on the hosting operating system and could be used to overwrite gawk heap metadata and objects with attacker-controlled bytes. It affects gawk in versions 5.4.0 and below.(CVE-2026-40468)\n\nInteger overflow vulnerability has been found in \"builtin.c\" program file of gawk (do_sub() routine). This issue could be used to overwrite gawk heap metadata and objects causing the program to crash. It affects 32-bit builds of gawk in versions 5.4.0 and below.(CVE-2026-40469)\n\nBuffer overflow vulnerability has been found in \"extension/readdir.c\" program file of gawk (ftype() routine). This issue could be used to crash the program and potentially to achieve code execution, although the latter has not been confirmed to be feasible. It affects gawk in versions 5.4.0 and below.(CVE-2026-40553)",
				"category":"general",
				"title":"Description"
			},
			{
				"text":"An update for gawk is now available for master/openEuler-20.03-LTS-SP4/openEuler-22.03-LTS-SP4/openEuler-24.03-LTS-Next/openEuler-24.03-LTS-SP1/openEuler-24.03-LTS-SP3/openEuler-24.03-LTS-SP4.\n\nopenEuler Security has rated this update as having a security impact of critical. 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":"Critical",
				"category":"general",
				"title":"Severity"
			},
			{
				"text":"gawk",
				"category":"general",
				"title":"Affected Component"
			}
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			"name":"openEuler",
			"namespace":"https://www.openeuler.org",
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			"category":"vendor"
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			{
				"summary":"openEuler-SA-2026-3164",
				"category":"self",
				"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-3164"
			},
			{
				"summary":"CVE-2026-40467",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-40467&packageName=gawk"
			},
			{
				"summary":"CVE-2026-40468",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-40468&packageName=gawk"
			},
			{
				"summary":"CVE-2026-40469",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-40469&packageName=gawk"
			},
			{
				"summary":"CVE-2026-40553",
				"category":"self",
				"url":"https://www.openeuler.org/en/security/cve/detail/?cveId=CVE-2026-40553&packageName=gawk"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40467"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40468"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40469"
			},
			{
				"summary":"nvd cve",
				"category":"external",
				"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40553"
			},
			{
				"summary":"openEuler-SA-2026-3164 vex file",
				"category":"self",
				"url":"https://repo.openeuler.org/security/data/csaf/advisories/2026/csaf-openeuler-sa-2026-3164.json"
			}
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		"title":"An update for gawk is now available for openEuler-24.03-LTS-SP1",
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					"text":"Use After Free vulnerability has been found in \"io.c\" program file of gawk (do_getline_redir() routine). This issue may lead to a crash. It affects gawk in versions 5.4.0 and below.",
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					"category":"vendor_fix",
					"url":"https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2026-3164"
				}
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				{
					"cvss_v3":{
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						"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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				{
					"details":"High",
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			],
			"title":"CVE-2026-40467"
		},
		{
			"cve":"CVE-2026-40468",
			"notes":[
				{
					"text":"Integer overflow vulnerability has been found in \"builtin.c\" program file of gawk. This issue may lead to memory exhaustion on the hosting operating system and could be used to overwrite gawk heap metadata and objects with attacker-controlled bytes. It affects gawk in versions 5.4.0 and below.",
					"category":"description",
					"title":"Vulnerability Description"
				}
			],
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				}
			],
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				{
					"cvss_v3":{
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						"openEuler-24.03-LTS-SP1:gawk-debugsource-5.2.2-3.oe2403sp1.x86_64",
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			"threats":[
				{
					"details":"Critical",
					"category":"impact"
				}
			],
			"title":"CVE-2026-40468"
		},
		{
			"cve":"CVE-2026-40469",
			"notes":[
				{
					"text":"Integer overflow vulnerability has been found in \"builtin.c\" program file of gawk (do_sub() routine). This issue could be used to overwrite gawk heap metadata and objects causing the program to crash. It affects 32-bit builds of gawk in versions 5.4.0 and below.",
					"category":"description",
					"title":"Vulnerability Description"
				}
			],
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					"cvss_v3":{
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					"category":"impact"
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			"title":"CVE-2026-40469"
		},
		{
			"cve":"CVE-2026-40553",
			"notes":[
				{
					"text":"Buffer overflow vulnerability has been found in \"extension/readdir.c\" program file of gawk (ftype() routine). This issue could be used to crash the program and potentially to achieve code execution, although the latter has not been confirmed to be feasible. It affects gawk in versions 5.4.0 and below.",
					"category":"description",
					"title":"Vulnerability Description"
				}
			],
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		}
	]
}