gsd-2023-52646
Vulnerability from gsd
Modified
2024-03-07 06:01
Details
In the Linux kernel, the following vulnerability has been resolved:
aio: fix mremap after fork null-deref
Commit e4a0d3e720e7 ("aio: Make it possible to remap aio ring") introduced
a null-deref if mremap is called on an old aio mapping after fork as
mm->ioctx_table will be set to NULL.
[jmoyer@redhat.com: fix 80 column issue]
Aliases
{ "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2023-52646" ], "details": "In the Linux kernel, the following vulnerability has been resolved:\n\naio: fix mremap after fork null-deref\n\nCommit e4a0d3e720e7 (\"aio: Make it possible to remap aio ring\") introduced\na null-deref if mremap is called on an old aio mapping after fork as\nmm-\u003eioctx_table will be set to NULL.\n\n[jmoyer@redhat.com: fix 80 column issue]", "id": "GSD-2023-52646", "modified": "2024-03-07T06:01:45.202290Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "cve@kernel.org", "ID": "CVE-2023-52646", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Linux", "version": { "version_data": [ { "version_affected": "\u003c", "version_name": "e4a0d3e720e7", "version_value": "808f1e4b5723" }, { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "status": "affected", "version": "3.19" }, { "lessThan": "3.19", "status": "unaffected", "version": "0", "versionType": "custom" }, { "lessThanOrEqual": "4.14.*", "status": "unaffected", "version": "4.14.306", "versionType": "custom" }, { "lessThanOrEqual": "4.19.*", "status": "unaffected", "version": "4.19.273", "versionType": "custom" }, { "lessThanOrEqual": "5.4.*", "status": "unaffected", "version": "5.4.232", "versionType": "custom" }, { "lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.169", "versionType": "custom" }, { "lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.95", "versionType": "custom" }, { "lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.13", "versionType": "custom" }, { "lessThanOrEqual": "*", "status": "unaffected", "version": "6.2", "versionType": "original_commit_for_fix" } ] } } ] } } ] }, "vendor_name": "Linux" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\naio: fix mremap after fork null-deref\n\nCommit e4a0d3e720e7 (\"aio: Make it possible to remap aio ring\") introduced\na null-deref if mremap is called on an old aio mapping after fork as\nmm-\u003eioctx_table will be set to NULL.\n\n[jmoyer@redhat.com: fix 80 column issue]" } ] }, "generator": { "engine": "bippy-d175d3acf727" }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "https://git.kernel.org/stable/c/808f1e4b5723ae4eda724d2ad6f6638905eefd95", "refsource": "MISC", "url": "https://git.kernel.org/stable/c/808f1e4b5723ae4eda724d2ad6f6638905eefd95" }, { "name": "https://git.kernel.org/stable/c/d8dca1bfe9adcae38b35add64977818c0c13dd22", "refsource": "MISC", "url": "https://git.kernel.org/stable/c/d8dca1bfe9adcae38b35add64977818c0c13dd22" }, { "name": "https://git.kernel.org/stable/c/4326d0080f7e84fba775da41d158f46cf9d3f1c2", "refsource": "MISC", "url": "https://git.kernel.org/stable/c/4326d0080f7e84fba775da41d158f46cf9d3f1c2" }, { "name": "https://git.kernel.org/stable/c/c261f798f7baa8080cf0214081d43d5f86bb073f", "refsource": "MISC", "url": "https://git.kernel.org/stable/c/c261f798f7baa8080cf0214081d43d5f86bb073f" }, { "name": "https://git.kernel.org/stable/c/178993157e8c50aef7f35d7d6d3b44bb428199e1", "refsource": "MISC", "url": "https://git.kernel.org/stable/c/178993157e8c50aef7f35d7d6d3b44bb428199e1" }, { "name": "https://git.kernel.org/stable/c/af126acf01a12bdb04986fd26fc2eb3b40249e0d", "refsource": "MISC", "url": "https://git.kernel.org/stable/c/af126acf01a12bdb04986fd26fc2eb3b40249e0d" }, { "name": "https://git.kernel.org/stable/c/81e9d6f8647650a7bead74c5f926e29970e834d1", "refsource": "MISC", "url": "https://git.kernel.org/stable/c/81e9d6f8647650a7bead74c5f926e29970e834d1" } ] } }, "nvd.nist.gov": { "cve": { "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\naio: fix mremap after fork null-deref\n\nCommit e4a0d3e720e7 (\"aio: Make it possible to remap aio ring\") introduced\na null-deref if mremap is called on an old aio mapping after fork as\nmm-\u003eioctx_table will be set to NULL.\n\n[jmoyer@redhat.com: fix 80 column issue]" }, { "lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: aio: corrige mremap despu\u00e9s de la bifurcaci\u00f3n null-deref Commit e4a0d3e720e7 (\"aio: Make it posible reasignar el anillo aio\") introdujo un null-deref si se llama a mremap en un mapeo aio antiguo despu\u00e9s de la bifurcaci\u00f3n como mm-\u0026gt;ioctx_table se establecer\u00e1 en NULL. [jmoyer@redhat.com: soluciona el problema de 80 columnas]" } ], "id": "CVE-2023-52646", "lastModified": "2024-04-26T15:32:22.523", "metrics": {}, "published": "2024-04-26T13:15:46.453", "references": [ { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/178993157e8c50aef7f35d7d6d3b44bb428199e1" }, { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/4326d0080f7e84fba775da41d158f46cf9d3f1c2" }, { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/808f1e4b5723ae4eda724d2ad6f6638905eefd95" }, { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/81e9d6f8647650a7bead74c5f926e29970e834d1" }, { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/af126acf01a12bdb04986fd26fc2eb3b40249e0d" }, { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/c261f798f7baa8080cf0214081d43d5f86bb073f" }, { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d8dca1bfe9adcae38b35add64977818c0c13dd22" } ], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis" } } } }
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