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{"descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nblk-mq: make sure active queue usage is held for bio_integrity_prep()\n\nblk_integrity_unregister() can come if queue usage counter isn't held\nfor one bio with integrity prepared, so this request may be completed with\ncalling profile->complete_fn, then kernel panic.\n\nAnother constraint is that bio_integrity_prep() needs to be called\nbefore bio merge.\n\nFix the issue by:\n\n- call bio_integrity_prep() with one queue usage counter grabbed reliably\n\n- call bio_integrity_prep() before bio merge"}, {"lang": "es", "value": " En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: blk-mq: aseg\u00farese de que el uso de la cola activa se mantenga para bio_integrity_prep() blk_integrity_unregister() puede aparecer si el contador de uso de la cola no se mantiene para una biograf\u00eda con integridad preparada, por lo que esta solicitud se puede completar llamando al perfil->complete_fn, luego kernel panic. Otra restricci\u00f3n es que es necesario llamar a bio_integrity_prep() antes de la fusi\u00f3n biol\u00f3gica. Solucione el problema de la siguiente manera: - llame a bio_integrity_prep() con un contador de uso de cola capturado de manera confiable - llame a bio_integrity_prep() antes de fusionar la biograf\u00eda"}], "id": "CVE-2023-52787", "lastModified": "2024-11-21T08:40:35.277", "metrics": {}, "published": "2024-05-21T16:15:17.500", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b0077e269f6c152e807fdac90b58caf012cdbaab"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b5c8e0ff76d10f6bf70a7237678f27c20cf59bc9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/b80056bd75a16e4550873ecefe12bc8fd190b1cf"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/e9c309ded295b7f8849097d71ae231456ca79f78"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/stable/c/b0077e269f6c152e807fdac90b58caf012cdbaab"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/stable/c/b5c8e0ff76d10f6bf70a7237678f27c20cf59bc9"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/stable/c/b80056bd75a16e4550873ecefe12bc8fd190b1cf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/stable/c/e9c309ded295b7f8849097d71ae231456ca79f78"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: blk-mq: make sure active queue usage is held for bio_integrity_prep()", "id": "2282755", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2282755"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-99", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nblk-mq: make sure active queue usage is held for bio_integrity_prep()\nblk_integrity_unregister() can come if queue usage counter isn't held\nfor one bio with integrity prepared, so this request may be completed with\ncalling profile->complete_fn, then kernel panic.\nAnother constraint is that bio_integrity_prep() needs to be called\nbefore bio merge.\nFix the issue by:\n- call bio_integrity_prep() with one queue usage counter grabbed reliably\n- call bio_integrity_prep() before bio merge"], "name": "CVE-2023-52787", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "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:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-05-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-52787\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-52787\nhttps://lore.kernel.org/linux-cve-announce/2024052155-CVE-2023-52787-67f0@gregkh/T"], "threat_severity": "Moderate"}

{"created": "2025-07-12T22:01:24.615120+00:00", "updated": "2025-07-12T22:01:24.615175+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}