gsd-2021-47017
Vulnerability from gsd
Modified
2024-02-28 06:03
Details
In the Linux kernel, the following vulnerability has been resolved:
ath10k: Fix a use after free in ath10k_htc_send_bundle
In ath10k_htc_send_bundle, the bundle_skb could be freed by
dev_kfree_skb_any(bundle_skb). But the bundle_skb is used later
by bundle_skb->len.
As skb_len = bundle_skb->len, my patch replaces bundle_skb->len to
skb_len after the bundle_skb was freed.
Aliases
{ "gsd": { "metadata": { "exploitCode": "unknown", "remediation": "unknown", "reportConfidence": "confirmed", "type": "vulnerability" }, "osvSchema": { "aliases": [ "CVE-2021-47017" ], "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nath10k: Fix a use after free in ath10k_htc_send_bundle\n\nIn ath10k_htc_send_bundle, the bundle_skb could be freed by\ndev_kfree_skb_any(bundle_skb). But the bundle_skb is used later\nby bundle_skb-\u003elen.\n\nAs skb_len = bundle_skb-\u003elen, my patch replaces bundle_skb-\u003elen to\nskb_len after the bundle_skb was freed.", "id": "GSD-2021-47017", "modified": "2024-02-28T06:03:55.886931Z", "schema_version": "1.4.0" } }, "namespaces": { "cve.org": { "CVE_data_meta": { "ASSIGNER": "cve@kernel.org", "ID": "CVE-2021-47017", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "Linux", "version": { "version_data": [ { "version_affected": "\u003c", "version_name": "c8334512f3dd", "version_value": "8bb054fb336f" }, { "version_value": "not down converted", "x_cve_json_5_version_data": { "defaultStatus": "affected", "versions": [ { "status": "affected", "version": "5.8" }, { "lessThan": "5.8", "status": "unaffected", "version": "0", "versionType": "custom" }, { "lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.37", "versionType": "custom" }, { "lessThanOrEqual": "5.11.*", "status": "unaffected", "version": "5.11.21", "versionType": "custom" }, { "lessThanOrEqual": "5.12.*", "status": "unaffected", "version": "5.12.4", "versionType": "custom" }, { "lessThanOrEqual": "*", "status": "unaffected", "version": "5.13", "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\nath10k: Fix a use after free in ath10k_htc_send_bundle\n\nIn ath10k_htc_send_bundle, the bundle_skb could be freed by\ndev_kfree_skb_any(bundle_skb). But the bundle_skb is used later\nby bundle_skb-\u003elen.\n\nAs skb_len = bundle_skb-\u003elen, my patch replaces bundle_skb-\u003elen to\nskb_len after the bundle_skb was freed." } ] }, "generator": { "engine": "bippy-1e70cc10feda" }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "https://git.kernel.org/stable/c/8bb054fb336f4250002fff4e0b075221c05c3c65", "refsource": "MISC", "url": "https://git.kernel.org/stable/c/8bb054fb336f4250002fff4e0b075221c05c3c65" }, { "name": "https://git.kernel.org/stable/c/3b1ac40c6012140828caa79e592a438a18ebf71b", "refsource": "MISC", "url": "https://git.kernel.org/stable/c/3b1ac40c6012140828caa79e592a438a18ebf71b" }, { "name": "https://git.kernel.org/stable/c/5e413c0831ff4700d1739db3fa3ae9f859744676", "refsource": "MISC", "url": "https://git.kernel.org/stable/c/5e413c0831ff4700d1739db3fa3ae9f859744676" }, { "name": "https://git.kernel.org/stable/c/8392df5d7e0b6a7d21440da1fc259f9938f4dec3", "refsource": "MISC", "url": "https://git.kernel.org/stable/c/8392df5d7e0b6a7d21440da1fc259f9938f4dec3" } ] } }, "nvd.nist.gov": { "cve": { "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nath10k: Fix a use after free in ath10k_htc_send_bundle\n\nIn ath10k_htc_send_bundle, the bundle_skb could be freed by\ndev_kfree_skb_any(bundle_skb). But the bundle_skb is used later\nby bundle_skb-\u003elen.\n\nAs skb_len = bundle_skb-\u003elen, my patch replaces bundle_skb-\u003elen to\nskb_len after the bundle_skb was freed." } ], "id": "CVE-2021-47017", "lastModified": "2024-02-28T14:06:45.783", "metrics": {}, "published": "2024-02-28T09:15:38.960", "references": [ { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3b1ac40c6012140828caa79e592a438a18ebf71b" }, { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5e413c0831ff4700d1739db3fa3ae9f859744676" }, { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/8392df5d7e0b6a7d21440da1fc259f9938f4dec3" }, { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/8bb054fb336f4250002fff4e0b075221c05c3c65" } ], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis" } } } }
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Sightings
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Nomenclature
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