{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2023-53144", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-05-02T15:51:43.564Z", "datePublished": "2025-05-02T15:56:14.417Z", "dateUpdated": "2026-05-11T19:39:17.841Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T19:39:17.841Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nerofs: fix wrong kunmap when using LZMA on HIGHMEM platforms\n\nAs the call trace shown, the root cause is kunmap incorrect pages:\n\n BUG: kernel NULL pointer dereference, address: 00000000\n CPU: 1 PID: 40 Comm: kworker/u5:0 Not tainted 6.2.0-rc5 #4\n Workqueue: erofs_worker z_erofs_decompressqueue_work\n EIP: z_erofs_lzma_decompress+0x34b/0x8ac\n z_erofs_decompress+0x12/0x14\n z_erofs_decompress_queue+0x7e7/0xb1c\n z_erofs_decompressqueue_work+0x32/0x60\n process_one_work+0x24b/0x4d8\n ? process_one_work+0x1a4/0x4d8\n worker_thread+0x14c/0x3fc\n kthread+0xe6/0x10c\n ? rescuer_thread+0x358/0x358\n ? kthread_complete_and_exit+0x18/0x18\n ret_from_fork+0x1c/0x28\n ---[ end trace 0000000000000000 ]---\n\nThe bug is trivial and should be fixed now. It has no impact on\n!HIGHMEM platforms."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/erofs/decompressor_lzma.c"], "versions": [{"version": "622ceaddb7649ca328832f50ba1400af778d75fa", "lessThan": "fa4056781ac067b5946c6811459e1a36842047fd", "status": "affected", "versionType": "git"}, {"version": "622ceaddb7649ca328832f50ba1400af778d75fa", "lessThan": "28aea8ae6cf212a5bf3ed962b27921e2029ad754", "status": "affected", "versionType": "git"}, {"version": "622ceaddb7649ca328832f50ba1400af778d75fa", "lessThan": "8f121dfb15f7b4ab345992ce96003eb63fd608f4", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/erofs/decompressor_lzma.c"], "versions": [{"version": "5.16", "status": "affected"}, {"version": "0", "lessThan": "5.16", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.20", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.2.7", "lessThanOrEqual": "6.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.3", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.16", "versionEndExcluding": "6.1.20"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.16", "versionEndExcluding": "6.2.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.16", "versionEndExcluding": "6.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/fa4056781ac067b5946c6811459e1a36842047fd"}, {"url": "https://git.kernel.org/stable/c/28aea8ae6cf212a5bf3ed962b27921e2029ad754"}, {"url": "https://git.kernel.org/stable/c/8f121dfb15f7b4ab345992ce96003eb63fd608f4"}], "title": "erofs: fix wrong kunmap when using LZMA on HIGHMEM platforms", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["fs/erofs/decompressor_lzma.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "fa4056781ac067b5946c6811459e1a36842047fd", "status": "affected", "version": "622ceaddb7649ca328832f50ba1400af778d75fa", "versionType": "git"}, {"lessThan": "28aea8ae6cf212a5bf3ed962b27921e2029ad754", "status": "affected", "version": "622ceaddb7649ca328832f50ba1400af778d75fa", "versionType": "git"}, {"lessThan": "8f121dfb15f7b4ab345992ce96003eb63fd608f4", "status": "affected", "version": "622ceaddb7649ca328832f50ba1400af778d75fa", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["fs/erofs/decompressor_lzma.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "5.16"}, {"lessThan": "5.16", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.20", "versionType": "semver"}, {"lessThanOrEqual": "6.2.*", "status": "unaffected", "version": "6.2.7", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "6.3", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "B22D8949-72A1-4CED-8318-A040635DEEBE", "versionEndExcluding": "6.1.20", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "EFEDDF17-189C-4901-BD6B-41752E80AAA4", "versionEndExcluding": "6.2.7", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.3:rc1:*:*:*:*:*:*", "matchCriteriaId": "B8E3B0E8-FA27-4305-87BB-AF6C25B160CB", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nerofs: fix wrong kunmap when using LZMA on HIGHMEM platforms\n\nAs the call trace shown, the root cause is kunmap incorrect pages:\n\n BUG: kernel NULL pointer dereference, address: 00000000\n CPU: 1 PID: 40 Comm: kworker/u5:0 Not tainted 6.2.0-rc5 #4\n Workqueue: erofs_worker z_erofs_decompressqueue_work\n EIP: z_erofs_lzma_decompress+0x34b/0x8ac\n z_erofs_decompress+0x12/0x14\n z_erofs_decompress_queue+0x7e7/0xb1c\n z_erofs_decompressqueue_work+0x32/0x60\n process_one_work+0x24b/0x4d8\n ? process_one_work+0x1a4/0x4d8\n worker_thread+0x14c/0x3fc\n kthread+0xe6/0x10c\n ? rescuer_thread+0x358/0x358\n ? kthread_complete_and_exit+0x18/0x18\n ret_from_fork+0x1c/0x28\n ---[ end trace 0000000000000000 ]---\n\nThe bug is trivial and should be fixed now. It has no impact on\n!HIGHMEM platforms."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: erofs: corrige kunmap incorrecto al usar LZMA en plataformas HIGHMEM Como lo muestra el seguimiento de llamadas, la causa ra\u00edz son p\u00e1ginas incorrectas de kunmap: ERROR: desreferencia de puntero NULL del kernel, direcci\u00f3n: 00000000 CPU: 1 PID: 40 Comm: kworker/u5:0 No contaminado 6.2.0-rc5 #4 Cola de trabajo: erofs_worker z_erofs_decompressqueue_work EIP: z_erofs_lzma_decompress+0x34b/0x8ac z_erofs_decompress+0x12/0x14 z_erofs_decompress_queue+0x7e7/0xb1c z_erofs_decompressqueue_work+0x32/0x60 process_one_work+0x24b/0x4d8 ? process_one_work+0x1a4/0x4d8, work_thread+0x14c/0x3fc, kthread+0xe6/0x10c, rescuer_thread+0x358/0x358, kthread_complete_and_exit+0x18/0x18, ret_from_fork+0x1c/0x28 ---[ fin del seguimiento 000000000000000 ]--- El error es trivial y deber\u00eda estar corregido. No afecta a las plataformas !HIGHMEM."}], "id": "CVE-2023-53144", "lastModified": "2026-06-17T06:44:22.870", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2025-05-02T16:15:33.357", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/28aea8ae6cf212a5bf3ed962b27921e2029ad754"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8f121dfb15f7b4ab345992ce96003eb63fd608f4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/fa4056781ac067b5946c6811459e1a36842047fd"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: erofs: fix wrong kunmap when using LZMA on HIGHMEM platforms", "id": "2363741", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2363741"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nerofs: fix wrong kunmap when using LZMA on HIGHMEM platforms\nAs the call trace shown, the root cause is kunmap incorrect pages:\nBUG: kernel NULL pointer dereference, address: 00000000\nCPU: 1 PID: 40 Comm: kworker/u5:0 Not tainted 6.2.0-rc5 #4\nWorkqueue: erofs_worker z_erofs_decompressqueue_work\nEIP: z_erofs_lzma_decompress+0x34b/0x8ac\nz_erofs_decompress+0x12/0x14\nz_erofs_decompress_queue+0x7e7/0xb1c\nz_erofs_decompressqueue_work+0x32/0x60\nprocess_one_work+0x24b/0x4d8\n? process_one_work+0x1a4/0x4d8\nworker_thread+0x14c/0x3fc\nkthread+0xe6/0x10c\n? rescuer_thread+0x358/0x358\n? kthread_complete_and_exit+0x18/0x18\nret_from_fork+0x1c/0x28\n---[ end trace 0000000000000000 ]---\nThe bug is trivial and should be fixed now. It has no impact on\n!HIGHMEM platforms."], "name": "CVE-2023-53144", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"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": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-05-02T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-53144\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-53144\nhttps://lore.kernel.org/linux-cve-announce/2025050239-CVE-2023-53144-2ad8@gregkh/T"], "threat_severity": "Moderate"}

{"created": "2025-07-12T22:31:46.048105+00:00", "updated": "2025-07-12T22:31:46.048191+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}