CVE-2023-52515

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Hence remove the\nscsi_done() call from srp_abort(). Keep the srp_free_req() call\nbefore returning SUCCESS because we may not see the command again if\nSUCCESS is returned."}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 9.8, "baseSeverity": "CRITICAL"}, "scenarios": [{"lang": "en", "value": "AV:N - ib_srp is the SRP initiator and supports RDMA CM to IP targets (RoCE/iWARP); a malicious or compromised SRP target drives command timeouts and abort-TM completions over the network to reach srp_abort(), analogous to other malicious-peer storage/network protocol bugs.\nAC:L - The remote target fully controls both sides of the trigger\u2014withholding command completions to force SCSI timeouts and successfully acknowledging SRP_TSK_ABORT_TASK so srp_send_tsk_mgmt() returns success and the buggy scsi_done() path runs\u2014with no uncontrolled race or rare layout dependency.\nPR:N - Once an SRP session exists, the peer target needs no local account or capability on the initiator; fabric/login identity is sufficient and no further host credentials are checked on the abort path.\nUI:N - In the highest-impact deployment, SRP LUNs are already connected and under normal I/O; the attacker only needs to stall in-flight commands and ACK aborts, with no additional victim mount or interactive action at exploit time.\nS:U - The use-after-free corrupts scsi_cmnd/block-layer state inside the initiator host kernel under a single security authority and does not cross a VM, IOMMU, or sandbox boundary.\nC:H - The bug is an explicit use-after-free from calling scsi_done() in the abort handler while scmd_eh_abort_handler() still runs scsi_finish_command()/scsi_queue_insert()/scsi_eh_scmd_add() on the same command, which per guidance enables arbitrary kernel read primitives via object reuse.\nI:H - The same UAF on the SCSI command/request object is heap memory corruption that can be groomed for arbitrary write and control-flow hijack once the freed object is reclaimed.\nA:H - Double-completing or otherwise operating on the freed scsi_cmnd reliably causes kernel oops/panic or severe SCSI error-handler failure even when not fully exploited."}]}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/infiniband/ulp/srp/ib_srp.c"], "versions": [{"version": "d8536670916a685df116b5c2cb256573fd25e4e3", "lessThan": "26788a5b48d9d5cd3283d777d238631c8cd7495a", "status": "affected", "versionType": "git"}, {"version": "d8536670916a685df116b5c2cb256573fd25e4e3", "lessThan": "b9bdffb3f9aaeff8379c83f5449c6b42cb71c2b5", "status": "affected", "versionType": "git"}, {"version": "d8536670916a685df116b5c2cb256573fd25e4e3", "lessThan": "2b298f9181582270d5e95774e5a6c7a7fb5b1206", "status": "affected", "versionType": "git"}, {"version": "d8536670916a685df116b5c2cb256573fd25e4e3", "lessThan": 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ib_srp is the SRP initiator and supports RDMA CM to IP targets (RoCE/iWARP); a malicious or compromised SRP target drives command timeouts and abort-TM completions over the network to reach srp_abort(), analogous to other malicious-peer storage/network protocol bugs.\nAC:L - The remote target fully controls both sides of the trigger\u2014withholding command completions to force SCSI timeouts and successfully acknowledging SRP_TSK_ABORT_TASK so srp_send_tsk_mgmt() returns success and the buggy scsi_done() path runs\u2014with no uncontrolled race or rare layout dependency.\nPR:N - Once an SRP session exists, the peer target needs no local account or capability on the initiator; fabric/login identity is sufficient and no further host credentials are checked on the abort path.\nUI:N - In the highest-impact deployment, SRP LUNs are already connected and under normal I/O; the attacker only needs to stall in-flight commands and ACK aborts, with no additional victim mount or interactive action at exploit time.\nS:U - The use-after-free corrupts scsi_cmnd/block-layer state inside the initiator host kernel under a single security authority and does not cross a VM, IOMMU, or sandbox boundary.\nC:H - The bug is an explicit use-after-free from calling scsi_done() in the abort handler while scmd_eh_abort_handler() still runs scsi_finish_command()/scsi_queue_insert()/scsi_eh_scmd_add() on the same command, which per guidance enables arbitrary kernel read primitives via object reuse.\nI:H - The same UAF on the SCSI command/request object is heap memory corruption that can be groomed for arbitrary write and control-flow hijack once the freed object is reclaimed.\nA:H - Double-completing or otherwise operating on the freed scsi_cmnd reliably causes kernel oops/panic or severe SCSI error-handler failure even when not fully exploited."}]}], "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "d8536670916a685df116b5c2cb256573fd25e4e3", "lessThan": "26788a5b48d9d5cd3283d777d238631c8cd7495a", "versionType": "git"}, {"status": "affected", "version": "d8536670916a685df116b5c2cb256573fd25e4e3", "lessThan": "b9bdffb3f9aaeff8379c83f5449c6b42cb71c2b5", "versionType": "git"}, {"status": "affected", "version": "d8536670916a685df116b5c2cb256573fd25e4e3", "lessThan": "2b298f9181582270d5e95774e5a6c7a7fb5b1206", "versionType": "git"}, {"status": "affected", "version": "d8536670916a685df116b5c2cb256573fd25e4e3", "lessThan": "05a10b316adaac1f322007ca9a0383b410d759cc", "versionType": "git"}, {"status": "affected", "version": "d8536670916a685df116b5c2cb256573fd25e4e3", "lessThan": "e193b7955dfad68035b983a0011f4ef3590c85eb", "versionType": "git"}, {"status": "affected", "version": "738589592a04180e39b6fb5fe8205d85b7dc69f6", "versionType": "git"}, {"status": "affected", "version": "0575df129e2eb4a801beae0e6e041787480f42b9", "versionType": "git"}, {"status": "affected", "version": "22fb582405002812d8fb89d0ed1264e97d3d25ad", "versionType": "git"}, {"status": "affected", "version": "39d6594c457c4728794cb4c3c7be53f93f1ef3ae", "versionType": "git"}, {"status": "affected", "version": "b3f3b814add77a464911df0080d812b18f61ff38", "versionType": "git"}, {"status": "affected", "version": "3.0.45", "lessThan": "3.1", "versionType": "semver"}, {"status": "affected", "version": "3.2.32", "lessThan": "3.3", "versionType": "semver"}, {"status": "affected", "version": "3.4.13", "lessThan": "3.5", "versionType": "semver"}, {"status": "affected", "version": "3.5.6", "lessThan": "3.6", "versionType": "semver"}, {"status": "affected", "version": "3.6.1", "lessThan": "3.7", "versionType": "semver"}], "programFiles": ["drivers/infiniband/ulp/srp/ib_srp.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "3.7"}, {"status": "unaffected", "version": "0", "lessThan": "3.7", "versionType": "semver"}, {"status": "unaffected", "version": "5.10.199", "versionType": "semver", "lessThanOrEqual": "5.10.*"}, {"status": "unaffected", "version": "5.15.136", "versionType": "semver", "lessThanOrEqual": "5.15.*"}, {"status": "unaffected", "version": "6.1.57", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.5.7", "versionType": "semver", "lessThanOrEqual": "6.5.*"}, {"status": "unaffected", "version": "6.6", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/infiniband/ulp/srp/ib_srp.c"], "defaultStatus": "affected"}], "references": [{"url": "https://git.kernel.org/stable/c/26788a5b48d9d5cd3283d777d238631c8cd7495a"}, {"url": "https://git.kernel.org/stable/c/b9bdffb3f9aaeff8379c83f5449c6b42cb71c2b5"}, {"url": "https://git.kernel.org/stable/c/2b298f9181582270d5e95774e5a6c7a7fb5b1206"}, {"url": "https://git.kernel.org/stable/c/05a10b316adaac1f322007ca9a0383b410d759cc"}, {"url": "https://git.kernel.org/stable/c/e193b7955dfad68035b983a0011f4ef3590c85eb"}], "x_generator": {"engine": "bippy-1.2.0"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRDMA/srp: Do not call scsi_done() from srp_abort()\n\nAfter scmd_eh_abort_handler() has called the SCSI LLD eh_abort_handler\ncallback, it performs one of the following actions:\n* Call scsi_queue_insert().\n* Call scsi_finish_command().\n* Call scsi_eh_scmd_add().\nHence, SCSI abort handlers must not call scsi_done(). Otherwise all\nthe above actions would trigger a use-after-free. Hence remove the\nscsi_done() call from srp_abort(). Keep the srp_free_req() call\nbefore returning SUCCESS because we may not see the command again if\nSUCCESS is returned."}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.10.199", "versionStartIncluding": "3.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "5.15.136", "versionStartIncluding": "3.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.1.57", "versionStartIncluding": "3.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.5.7", "versionStartIncluding": "3.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "6.6", "versionStartIncluding": "3.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionStartIncluding": "3.0.45"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionStartIncluding": "3.2.32"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionStartIncluding": "3.4.13"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionStartIncluding": "3.5.6"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "versionStartIncluding": "3.6.1"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-05T09:10:20.389Z"}}}, "cveMetadata": {"cveId": "CVE-2023-52515", "state": "PUBLISHED", "dateUpdated": "2026-08-05T09:10:20.389Z", "dateReserved": "2024-02-20T12:30:33.316Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2024-03-02T21:52:25.863Z", "assignerShortName": "Linux"}, "dataVersion": "5.2"}

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Otherwise all\nthe above actions would trigger a use-after-free. Hence remove the\nscsi_done() call from srp_abort(). Keep the srp_free_req() call\nbefore returning SUCCESS because we may not see the command again if\nSUCCESS is returned."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: RDMA/srp: No llamar a scsi_done() desde srp_abort() Despu\u00e9s de que scmd_eh_abort_handler() haya llamado a la devoluci\u00f3n de llamada SCSI LLD eh_abort_handler, realiza una de las siguientes acciones: * Llamar a scsi_queue_insert( ). * Llame a scsi_finish_command(). * Llame a scsi_eh_scmd_add(). Por lo tanto, los controladores de abortos SCSI no deben llamar a scsi_done(). De lo contrario, todas las acciones anteriores desencadenar\u00edan un Use After Free. Por lo tanto, elimine la llamada scsi_done() de srp_abort(). Mantenga la llamada srp_free_req() antes de devolver SUCCESS porque es posible que no veamos el comando nuevamente si se devuelve SUCCESS."}], "id": "CVE-2023-52515", "lastModified": "2026-08-04T10:18:31.297", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2023-52515", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-09-10T15:56:46.822904Z", "version": "2.0.3"}}]}, "published": "2024-03-02T22:15:47.823", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/05a10b316adaac1f322007ca9a0383b410d759cc"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/26788a5b48d9d5cd3283d777d238631c8cd7495a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2b298f9181582270d5e95774e5a6c7a7fb5b1206"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b9bdffb3f9aaeff8379c83f5449c6b42cb71c2b5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e193b7955dfad68035b983a0011f4ef3590c85eb"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/05a10b316adaac1f322007ca9a0383b410d759cc"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/26788a5b48d9d5cd3283d777d238631c8cd7495a"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2b298f9181582270d5e95774e5a6c7a7fb5b1206"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b9bdffb3f9aaeff8379c83f5449c6b42cb71c2b5"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e193b7955dfad68035b983a0011f4ef3590c85eb"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: RDMA/srp: Do not call scsi_done() from srp_abort()", "id": "2267802", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2267802"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H", "status": "draft"}, "cwe": "CWE-416", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nRDMA/srp: Do not call scsi_done() from srp_abort()\nAfter scmd_eh_abort_handler() has called the SCSI LLD eh_abort_handler\ncallback, it performs one of the following actions:\n* Call scsi_queue_insert().\n* Call scsi_finish_command().\n* Call scsi_eh_scmd_add().\nHence, SCSI abort handlers must not call scsi_done(). Otherwise all\nthe above actions would trigger a use-after-free. Hence remove the\nscsi_done() call from srp_abort(). Keep the srp_free_req() call\nbefore returning SUCCESS because we may not see the command again if\nSUCCESS is returned."], "name": "CVE-2023-52515", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "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": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-03-02T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-52515\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-52515\nhttps://lore.kernel.org/linux-cve-announce/2024030251-CVE-2023-52515-5af7@gregkh/T/#u"], "threat_severity": "Low"}

{}