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Add v4l2_rect_map_inside() to fix this problem\nfor this case."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/media/test-drivers/vivid/vivid-vid-cap.c"], "versions": [{"version": "ef834f7836ec0502f49f20bbc42f1240577a9c83", "lessThan": "8c0ee15d9a102c732d0745566d254040085d5663", "status": "affected", "versionType": "git"}, {"version": "ef834f7836ec0502f49f20bbc42f1240577a9c83", "lessThan": "5edc3604151919da8da0fb092b71d7dce07d848a", "status": "affected", "versionType": "git"}, {"version": "ef834f7836ec0502f49f20bbc42f1240577a9c83", "lessThan": "9c7fba9503b826f0c061d136f8f0c9f953ed18b9", "status": "affected", "versionType": "git"}, {"version": "ef834f7836ec0502f49f20bbc42f1240577a9c83", "lessThan": "54f259906039dbfe46c550011409fa16f72370f6", "status": "affected", "versionType": "git"}, {"version": "ef834f7836ec0502f49f20bbc42f1240577a9c83", 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tpg_fill_plane_buffer+0x856/0x15b0\n vivid_fillbuff+0x8ac/0x1110\n vivid_thread_vid_cap_tick+0x361/0xc90\n vivid_thread_vid_cap+0x21a/0x3a0\n kthread+0x143/0x180\n ret_from_fork+0x1f/0x30\n </TASK>\n\nThis is because we forget to check boundary after adjust compose->height\nint V4L2_SEL_TGT_CROP case. Add v4l2_rect_map_inside() to fix this problem\nfor this case."}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-12-19T08:11:01.020Z"}}}, "cveMetadata": {"cveId": "CVE-2022-48945", "state": "PUBLISHED", "dateUpdated": "2024-12-19T08:11:01.020Z", "dateReserved": "2024-08-22T01:27:53.624Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2024-09-23T09:46:40.851Z", "assignerShortName": "Linux"}, "dataVersion": "5.1"}

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Add v4l2_rect_map_inside() to fix this problem\nfor this case."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: media: vivid: fix compose size above bound syzkaller encontr\u00f3 un error: BUG: no se puede manejar la falla de p\u00e1gina para la direcci\u00f3n: ffffc9000a3b1000 #PF: acceso de escritura del supervisor en modo kernel #PF: error_code(0x0002) - p\u00e1gina no presente PGD 100000067 P4D 100000067 PUD 10015f067 PMD 1121ca067 PTE 0 Oops: 0002 [#1] PREEMPT SMP CPU: 0 PID: 23489 Comm: vivid-000-vid-c No contaminado 6.1.0-rc1+ #512 Nombre del hardware: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 01/04/2014 RIP: 0010:memcpy_erms+0x6/0x10 [...] Seguimiento de llamadas: ? tpg_fill_plane_buffer+0x856/0x15b0 vivid_fillbuff+0x8ac/0x1110 vivid_thread_vid_cap_tick+0x361/0xc90 vivid_thread_vid_cap+0x21a/0x3a0 kthread+0x143/0x180 ret_from_fork+0x1f/0x30 Esto se debe a que olvidamos verificar el l\u00edmite despu\u00e9s de ajustar el caso V4L2_SEL_TGT_CROP en el int compose-&gt;height. Agregue v4l2_rect_map_inside() para solucionar este problema en este caso."}], "id": "CVE-2022-48945", "lastModified": "2025-10-08T17:09:43.477", "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": "2024-09-23T10:15:02.467", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2f558c5208b0f70c8140e08ce09fcc84da48e789"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/54f259906039dbfe46c550011409fa16f72370f6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5edc3604151919da8da0fb092b71d7dce07d848a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/8c0ee15d9a102c732d0745566d254040085d5663"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/94a7ad9283464b75b12516c5512541d467cefcf8"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9c7fba9503b826f0c061d136f8f0c9f953ed18b9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ab54081a2843aefb837812fac5488cc8f1696142"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ccb5392c4fea0e7d9f7ab35567e839d74cb3998b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f9d19f3a044ca651b0be52a4bf951ffe74259b9f"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: media: vivid: fix compose size exceed boundary", "id": "2314186", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2314186"}, "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:\nmedia: vivid: fix compose size exceed boundary\nsyzkaller found a bug:\nBUG: unable to handle page fault for address: ffffc9000a3b1000\n#PF: supervisor write access in kernel mode\n#PF: error_code(0x0002) - not-present page\nPGD 100000067 P4D 100000067 PUD 10015f067 PMD 1121ca067 PTE 0\nOops: 0002 [#1] PREEMPT SMP\nCPU: 0 PID: 23489 Comm: vivid-000-vid-c Not tainted 6.1.0-rc1+ #512\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.13.0-1ubuntu1.1 04/01/2014\nRIP: 0010:memcpy_erms+0x6/0x10\n[...]\nCall Trace:\n<TASK>\n? tpg_fill_plane_buffer+0x856/0x15b0\nvivid_fillbuff+0x8ac/0x1110\nvivid_thread_vid_cap_tick+0x361/0xc90\nvivid_thread_vid_cap+0x21a/0x3a0\nkthread+0x143/0x180\nret_from_fork+0x1f/0x30\n</TASK>\nThis is because we forget to check boundary after adjust compose->height\nint V4L2_SEL_TGT_CROP case. Add v4l2_rect_map_inside() to fix this problem\nfor this case."], "name": "CVE-2022-48945", "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": "2024-09-23T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-48945\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-48945\nhttps://lore.kernel.org/linux-cve-announce/2024092346-CVE-2022-48945-90da@gregkh/T"], "threat_severity": "Moderate"}

{"created": "2025-07-12T23:05:40.126563+00:00", "updated": "2025-07-12T23:05:40.126614+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}