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      <title>3b120a0e-2c73-4ad6-b95f-fab3d19a91cf</title>
      <link>https://vulnerability.circl.lu/sighting/3b120a0e-2c73-4ad6-b95f-fab3d19a91cf/export</link>
      <description>{"uuid": "3b120a0e-2c73-4ad6-b95f-fab3d19a91cf", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-37984", "type": "published-proof-of-concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/17031", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2025-37984\n\ud83d\udd25 CVSS Score: N/A\n\ud83d\udd39 Description: In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: ecdsa - Harden against integer overflows in DIV_ROUND_UP()\n\nHerbert notes that DIV_ROUND_UP() may overflow unnecessarily if an ecdsa\nimplementation's -&amp;gt;key_size() callback returns an unusually large value.\nHerbert instead suggests (for a division by 8):\n\n  X / 8 + !!(X &amp;amp; 7)\n\nBased on this formula, introduce a generic DIV_ROUND_UP_POW2() macro and\nuse it in lieu of DIV_ROUND_UP() for -&amp;gt;key_size() return values.\n\nAdditionally, use the macro in ecc_digits_from_bytes(), whose \"nbytes\"\nparameter is a -&amp;gt;key_size() return value in some instances, or a\nuser-specified ASN.1 length in the case of ecdsa_get_signature_rs().\n\ud83d\udccf Published: 2025-05-20T17:09:18.321Z\n\ud83d\udccf Modified: 2025-05-20T17:09:18.321Z\n\ud83d\udd17 References:\n1. https://git.kernel.org/stable/c/921b8167f10708e38080f84e195cdc68a7a561f1\n2. https://git.kernel.org/stable/c/b16510a530d1e6ab9683f04f8fb34f2e0f538275", "creation_timestamp": "2025-05-20T17:45:42.000000Z"}</description>
      <content:encoded>{"uuid": "3b120a0e-2c73-4ad6-b95f-fab3d19a91cf", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2025-37984", "type": "published-proof-of-concept", "source": "https://t.me/DarkWebInformer_CVEAlerts/17031", "content": "\ud83d\udd17 DarkWebInformer.com - Cyber Threat Intelligence\n\ud83d\udccc CVE ID: CVE-2025-37984\n\ud83d\udd25 CVSS Score: N/A\n\ud83d\udd39 Description: In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: ecdsa - Harden against integer overflows in DIV_ROUND_UP()\n\nHerbert notes that DIV_ROUND_UP() may overflow unnecessarily if an ecdsa\nimplementation's -&amp;gt;key_size() callback returns an unusually large value.\nHerbert instead suggests (for a division by 8):\n\n  X / 8 + !!(X &amp;amp; 7)\n\nBased on this formula, introduce a generic DIV_ROUND_UP_POW2() macro and\nuse it in lieu of DIV_ROUND_UP() for -&amp;gt;key_size() return values.\n\nAdditionally, use the macro in ecc_digits_from_bytes(), whose \"nbytes\"\nparameter is a -&amp;gt;key_size() return value in some instances, or a\nuser-specified ASN.1 length in the case of ecdsa_get_signature_rs().\n\ud83d\udccf Published: 2025-05-20T17:09:18.321Z\n\ud83d\udccf Modified: 2025-05-20T17:09:18.321Z\n\ud83d\udd17 References:\n1. https://git.kernel.org/stable/c/921b8167f10708e38080f84e195cdc68a7a561f1\n2. https://git.kernel.org/stable/c/b16510a530d1e6ab9683f04f8fb34f2e0f538275", "creation_timestamp": "2025-05-20T17:45:42.000000Z"}</content:encoded>
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      <pubDate>Tue, 20 May 2025 17:45:42 +0000</pubDate>
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      <title>01dd36b4-287b-4b71-b52f-8ffea2fe1048</title>
      <link>https://vulnerability.circl.lu/sighting/01dd36b4-287b-4b71-b52f-8ffea2fe1048/export</link>
      <description>{"uuid": "01dd36b4-287b-4b71-b52f-8ffea2fe1048", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2025-37984", "type": "seen", "source": "https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0316/", "content": "", "creation_timestamp": "2026-03-19T00:00:00.000000Z"}</description>
      <content:encoded>{"uuid": "01dd36b4-287b-4b71-b52f-8ffea2fe1048", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2025-37984", "type": "seen", "source": "https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0316/", "content": "", "creation_timestamp": "2026-03-19T00:00:00.000000Z"}</content:encoded>
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      <pubDate>Thu, 19 Mar 2026 00:00:00 +0000</pubDate>
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