gsd-2023-1095
Vulnerability from gsd
Modified
2023-12-13 01:20
Details
In nf_tables_updtable, if nf_tables_table_enable returns an error, nft_trans_destroy is called to free the transaction object. nft_trans_destroy() calls list_del(), but the transaction was never placed on a list -- the list head is all zeroes, this results in a NULL pointer dereference.
Aliases
Aliases
{ "GSD": { "alias": "CVE-2023-1095", "id": "GSD-2023-1095", "references": [ "https://access.redhat.com/errata/RHSA-2022:7933", "https://access.redhat.com/errata/RHSA-2022:8267", "https://www.suse.com/security/cve/CVE-2023-1095.html" ] }, "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2023-1095" ], "details": "In nf_tables_updtable, if nf_tables_table_enable returns an error, nft_trans_destroy is called to free the transaction object. nft_trans_destroy() calls list_del(), but the transaction was never placed on a list -- the list head is all zeroes, this results in a NULL pointer dereference.", "id": "GSD-2023-1095", "modified": "2023-12-13T01:20:41.517697Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "secalert@redhat.com", "ID": "CVE-2023-1095", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Linux kernel netfilter subsystem.", "version": { "version_data": [ { "version_value": "Fixed in 6.0-rc1" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "In nf_tables_updtable, if nf_tables_table_enable returns an error, nft_trans_destroy is called to free the transaction object. nft_trans_destroy() calls list_del(), but the transaction was never placed on a list -- the list head is all zeroes, this results in a NULL pointer dereference." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-476" } ] } ] }, "references": { "reference_data": [ { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=2173973", "refsource": "MISC", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2173973" }, { "name": "https://github.com/torvalds/linux/commit/580077855a40741cf511766129702d97ff02f4d9", "refsource": "MISC", "url": "https://github.com/torvalds/linux/commit/580077855a40741cf511766129702d97ff02f4d9" } ] } }, "nvd.nist.gov": { "configurations": { "CVE_data_version": "4.0", "nodes": [ { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "cpe_name": [], "versionEndExcluding": "6.0", "vulnerable": true } ], "operator": "OR" }, { "children": [], "cpe_match": [ { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true }, { "cpe23Uri": "cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true } ], "operator": "OR" } ] }, "cve": { "CVE_data_meta": { "ASSIGNER": "secalert@redhat.com", "ID": "CVE-2023-1095" }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "en", "value": "In nf_tables_updtable, if nf_tables_table_enable returns an error, nft_trans_destroy is called to free the transaction object. nft_trans_destroy() calls list_del(), but the transaction was never placed on a list -- the list head is all zeroes, this results in a NULL pointer dereference." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "en", "value": "CWE-476" } ] } ] }, "references": { "reference_data": [ { "name": "https://github.com/torvalds/linux/commit/580077855a40741cf511766129702d97ff02f4d9", "refsource": "MISC", "tags": [ "Patch" ], "url": "https://github.com/torvalds/linux/commit/580077855a40741cf511766129702d97ff02f4d9" }, { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=2173973", "refsource": "MISC", "tags": [ "Issue Tracking", "Patch", "Third Party Advisory" ], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2173973" } ] } }, "impact": { "baseMetricV3": { "cvssV3": { "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 } }, "lastModifiedDate": "2023-03-06T14:41Z", "publishedDate": "2023-02-28T23:15Z" } } }
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Sightings
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Nomenclature
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- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.