CVE-2023-52653

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["net/sunrpc/auth_gss/gss_krb5_mech.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "32a15b6a9a0ac326ca65ce988a1ba046517af3d5", "status": "affected", "version": "47d84807762966c3611c38adecec6ea703ddda7a", "versionType": "git"}, {"lessThan": "99044c01ed5329e73651c054d8a4baacdbb1a27c", "status": "affected", "version": "47d84807762966c3611c38adecec6ea703ddda7a", "versionType": "git"}, {"lessThan": "47ac11db93e74ac49cd6c3fc69bcbc5964c4a8b4", "status": "affected", "version": "47d84807762966c3611c38adecec6ea703ddda7a", "versionType": "git"}, {"lessThan": "d111e30d9cd846bb368faf3637dc0f71fcbcf822", "status": "affected", "version": "47d84807762966c3611c38adecec6ea703ddda7a", "versionType": "git"}, {"lessThan": "e67b652d8e8591d3b1e569dbcdfcee15993e91fa", "status": "affected", "version": "47d84807762966c3611c38adecec6ea703ddda7a", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["net/sunrpc/auth_gss/gss_krb5_mech.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "2.6.35"}, {"lessThan": "2.6.35", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.191", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.23", "versionType": "semver"}, {"lessThanOrEqual": "6.7.*", "status": "unaffected", "version": "6.7.11", "versionType": "semver"}, {"lessThanOrEqual": "6.8.*", "status": "unaffected", "version": "6.8.2", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "6.9", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "1F8D96F4-196B-4871-9DD2-A7179DCCD865", "versionEndExcluding": "6.6.23", "versionStartIncluding": "2.6.35", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "9B95D3A6-E162-47D5-ABFC-F3FA74FA7CFD", "versionEndExcluding": "6.7.11", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "543A75FF-25B8-4046-A514-1EA8EDD87AB1", "versionEndExcluding": "6.8.2", "versionStartIncluding": "6.8", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nSUNRPC: fix a memleak in gss_import_v2_context\n\nThe ctx->mech_used.data allocated by kmemdup is not freed in neither\ngss_import_v2_context nor it only caller gss_krb5_import_sec_context,\nwhich frees ctx on error.\n\nThus, this patch reform the last call of gss_import_v2_context to the\ngss_krb5_import_ctx_v2, preventing the memleak while keepping the return\nformation."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: SUNRPC: corrige una fuga de memport en gss_import_v2_context El ctx->mech_used.data asignado por kmemdup no se libera ni en gss_import_v2_context ni solo en el llamador gss_krb5_import_sec_context, lo que libera a ctx en caso de error. Por lo tanto, este parche reforma la \u00faltima llamada de gss_import_v2_context a gss_krb5_import_ctx_v2, evitando la fuga de memoria y manteniendo la formaci\u00f3n de retorno."}], "id": "CVE-2023-52653", "lastModified": "2026-10-30T13:17:15.997", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-52653", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-06-06T18:26:34.838791Z", "version": "2.0.3"}}]}, "published": "2024-05-01T13:15:48.470", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/32a15b6a9a0ac326ca65ce988a1ba046517af3d5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/47ac11db93e74ac49cd6c3fc69bcbc5964c4a8b4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/99044c01ed5329e73651c054d8a4baacdbb1a27c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d111e30d9cd846bb368faf3637dc0f71fcbcf822"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e67b652d8e8591d3b1e569dbcdfcee15993e91fa"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/47ac11db93e74ac49cd6c3fc69bcbc5964c4a8b4"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/99044c01ed5329e73651c054d8a4baacdbb1a27c"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d111e30d9cd846bb368faf3637dc0f71fcbcf822"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e67b652d8e8591d3b1e569dbcdfcee15993e91fa"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:5102", "cpe": "cpe:/a:redhat:enterprise_linux:8::nfv", "package": "kernel-rt-0:4.18.0-553.16.1.rt7.357.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-08-08T00:00:00Z"}, {"advisory": "RHSA-2024:5101", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "kernel-0:4.18.0-553.16.1.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-08-08T00:00:00Z"}, {"advisory": "RHSA-2025:3510", "cpe": "cpe:/a:redhat:rhel_eus:9.4", "package": "kernel-0:5.14.0-427.62.1.el9_4", "product_name": "Red Hat Enterprise Linux 9.4 Extended Update Support", "release_date": "2025-04-02T00:00:00Z"}], "bugzilla": {"description": "kernel: SUNRPC: fix a memleak in gss_import_v2_context", "id": "2278515", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2278515"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nSUNRPC: fix a memleak in gss_import_v2_context\nThe ctx->mech_used.data allocated by kmemdup is not freed in neither\ngss_import_v2_context nor it only caller gss_krb5_import_sec_context,\nwhich frees ctx on error.\nThus, this patch reform the last call of gss_import_v2_context to the\ngss_krb5_import_ctx_v2, preventing the memleak while keepping the return\nformation."], "name": "CVE-2023-52653", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Under investigation", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Under investigation", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-05-01T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-52653\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-52653\nhttps://lore.kernel.org/linux-cve-announce/2024050131-CVE-2023-52653-a5c2@gregkh/T"], "threat_severity": "Low"}

{}