{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2024-46849", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-09-11T15:12:18.290Z", "datePublished": "2024-09-27T12:42:43.316Z", "dateUpdated": "2026-05-11T20:37:44.241Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T20:37:44.241Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: meson: axg-card: fix 'use-after-free'\n\nBuffer 'card->dai_link' is reallocated in 'meson_card_reallocate_links()',\nso move 'pad' pointer initialization after this function when memory is\nalready reallocated.\n\nKasan bug report:\n\n==================================================================\nBUG: KASAN: slab-use-after-free in axg_card_add_link+0x76c/0x9bc\nRead of size 8 at addr ffff000000e8b260 by task modprobe/356\n\nCPU: 0 PID: 356 Comm: modprobe Tainted: G O 6.9.12-sdkernel #1\nCall trace:\n dump_backtrace+0x94/0xec\n show_stack+0x18/0x24\n dump_stack_lvl+0x78/0x90\n print_report+0xfc/0x5c0\n kasan_report+0xb8/0xfc\n __asan_load8+0x9c/0xb8\n axg_card_add_link+0x76c/0x9bc [snd_soc_meson_axg_sound_card]\n meson_card_probe+0x344/0x3b8 [snd_soc_meson_card_utils]\n platform_probe+0x8c/0xf4\n really_probe+0x110/0x39c\n __driver_probe_device+0xb8/0x18c\n driver_probe_device+0x108/0x1d8\n __driver_attach+0xd0/0x25c\n bus_for_each_dev+0xe0/0x154\n driver_attach+0x34/0x44\n bus_add_driver+0x134/0x294\n driver_register+0xa8/0x1e8\n __platform_driver_register+0x44/0x54\n axg_card_pdrv_init+0x20/0x1000 [snd_soc_meson_axg_sound_card]\n do_one_initcall+0xdc/0x25c\n do_init_module+0x10c/0x334\n load_module+0x24c4/0x26cc\n init_module_from_file+0xd4/0x128\n __arm64_sys_finit_module+0x1f4/0x41c\n invoke_syscall+0x60/0x188\n el0_svc_common.constprop.0+0x78/0x13c\n 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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*", "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "A6B23CC6-172C-49DA-991A-418D23FFDE44", "versionEndExcluding": "5.4.285", "versionStartIncluding": "4.19", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "795A3EE6-0CAB-4409-A903-151C94ACECC0", "versionEndExcluding": "5.10.227", "versionStartIncluding": "5.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "4D51C05D-455B-4D8D-89E7-A58E140B864C", "versionEndExcluding": "5.15.168", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "FCBCD375-91FC-4790-94C0-6FF9C68F6498", "versionEndExcluding": "6.1.111", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "02ADDA94-95BB-484D-8E95-63C0428A28E3", "versionEndExcluding": "6.6.52", "versionStartIncluding": "6.2", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "F5DB5367-F1F5-4200-B3B3-FDF8AFC3D255", "versionEndExcluding": "6.10.11", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc1:*:*:*:*:*:*", "matchCriteriaId": "8B3CE743-2126-47A3-8B7C-822B502CF119", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc2:*:*:*:*:*:*", "matchCriteriaId": "4DEB27E7-30AA-45CC-8934-B89263EF3551", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc3:*:*:*:*:*:*", "matchCriteriaId": "E0005AEF-856E-47EB-BFE4-90C46899394D", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc4:*:*:*:*:*:*", "matchCriteriaId": "39889A68-6D34-47A6-82FC-CD0BF23D6754", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc5:*:*:*:*:*:*", "matchCriteriaId": "B8383ABF-1457-401F-9B61-EE50F4C61F4F", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc6:*:*:*:*:*:*", "matchCriteriaId": "B77A9280-37E6-49AD-B559-5B23A3B1DC3D", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.11:rc7:*:*:*:*:*:*", "matchCriteriaId": "DE5298B3-04B4-4F3E-B186-01A58B5C75A6", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: meson: axg-card: fix 'use-after-free'\n\nBuffer 'card->dai_link' is reallocated in 'meson_card_reallocate_links()',\nso move 'pad' pointer initialization after this function when memory is\nalready reallocated.\n\nKasan bug report:\n\n==================================================================\nBUG: KASAN: slab-use-after-free in axg_card_add_link+0x76c/0x9bc\nRead of size 8 at addr ffff000000e8b260 by task modprobe/356\n\nCPU: 0 PID: 356 Comm: modprobe Tainted: G O 6.9.12-sdkernel #1\nCall trace:\n dump_backtrace+0x94/0xec\n show_stack+0x18/0x24\n dump_stack_lvl+0x78/0x90\n print_report+0xfc/0x5c0\n kasan_report+0xb8/0xfc\n __asan_load8+0x9c/0xb8\n axg_card_add_link+0x76c/0x9bc [snd_soc_meson_axg_sound_card]\n meson_card_probe+0x344/0x3b8 [snd_soc_meson_card_utils]\n platform_probe+0x8c/0xf4\n really_probe+0x110/0x39c\n __driver_probe_device+0xb8/0x18c\n driver_probe_device+0x108/0x1d8\n __driver_attach+0xd0/0x25c\n bus_for_each_dev+0xe0/0x154\n driver_attach+0x34/0x44\n bus_add_driver+0x134/0x294\n driver_register+0xa8/0x1e8\n __platform_driver_register+0x44/0x54\n axg_card_pdrv_init+0x20/0x1000 [snd_soc_meson_axg_sound_card]\n do_one_initcall+0xdc/0x25c\n do_init_module+0x10c/0x334\n load_module+0x24c4/0x26cc\n init_module_from_file+0xd4/0x128\n __arm64_sys_finit_module+0x1f4/0x41c\n invoke_syscall+0x60/0x188\n el0_svc_common.constprop.0+0x78/0x13c\n do_el0_svc+0x30/0x40\n el0_svc+0x38/0x78\n el0t_64_sync_handler+0x100/0x12c\n el0t_64_sync+0x190/0x194"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ASoC: meson: axg-card: se corrige el problema 'use-after-free'. El b\u00fafer 'card->dai_link' se reasigna en 'meson_card_reallocate_links()', por lo que se mueve la inicializaci\u00f3n del puntero 'pad' despu\u00e9s de esta funci\u00f3n cuando la memoria ya est\u00e1 reasignada. Informe de error de Kasan: ===================================================================== ERROR: KASAN: slab-use-after-free en axg_card_add_link+0x76c/0x9bc Lectura de tama\u00f1o 8 en la direcci\u00f3n ffff000000e8b260 por la tarea modprobe/356 CPU: 0 PID: 356 Comm: modprobe Contaminado: GO 6.9.12-sdkernel #1 Rastreo de llamadas: dump_backtrace+0x94/0xec show_stack+0x18/0x24 dump_stack_lvl+0x78/0x90 print_report+0xfc/0x5c0 kasan_report+0xb8/0xfc __asan_load8+0x9c/0xb8 axg_card_add_link+0x76c/0x9bc [snd_soc_meson_axg_sound_card] meson_card_probe+0x344/0x3b8 [snd_soc_meson_card_utils] platform_probe+0x8c/0xf4 really_probe+0x110/0x39c __driver_probe_device+0xb8/0x18c driver_probe_device+0x108/0x1d8 __driver_attach+0xd0/0x25c bus_for_each_dev+0xe0/0x154 driver_attach+0x34/0x44 bus_add_driver+0x134/0x294 registro_controlador+0xa8/0x1e8 __registro_controlador_plataforma+0x44/0x54 axg_card_pdrv_init+0x20/0x1000 [snd_soc_meson_axg_sound_card] hacer_una_llamada_inicio+0xdc/0x25c hacer_m\u00f3dulo_inicio+0x10c/0x334 cargar_m\u00f3dulo+0x24c4/0x26cc m\u00f3dulo_inicio_desde_archivo+0xd4/0x128 __arm64_sys_finit_module+0x1f4/0x41c invocar_llamada_al_sistema+0x60/0x188 el0_svc_common.constprop.0+0x78/0x13c hacer_el0_svc+0x30/0x40 el0_svc+0x38/0x78 el0t_64_sync_handler+0x100/0x12c el0t_64_sync+0x190/0x194"}], "id": "CVE-2024-46849", "lastModified": "2026-05-05T15:21:02.267", "metrics": {"cvssMetricV31": [{"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"}]}, "published": "2024-09-27T13:15:16.723", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4f9a71435953f941969a4f017e2357db62d85a86"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/5a2cc2bb81399e9ebc72560541137eb04d61dc3d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7d318166bf55e9029d56997c3b134f4ac2ae2607"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/a33145f494e6cb82f3e018662cc7c4febf271f22"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e1a199ec31617242e1a0ea8f312341e682d0c037"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e43364f578cdc2f8083abbc0cb743ea55e827c29"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/fb0530025d502cb79d2b2801b14a9d5261833f1a"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: ASoC: meson: axg-card: fix 'use-after-free'", "id": "2315201", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2315201"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.8", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-416", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nASoC: meson: axg-card: fix 'use-after-free'\nBuffer 'card->dai_link' is reallocated in 'meson_card_reallocate_links()',\nso move 'pad' pointer initialization after this function when memory is\nalready reallocated.\nKasan bug report:\n==================================================================\nBUG: KASAN: slab-use-after-free in axg_card_add_link+0x76c/0x9bc\nRead of size 8 at addr ffff000000e8b260 by task modprobe/356\nCPU: 0 PID: 356 Comm: modprobe Tainted: G O 6.9.12-sdkernel #1\nCall trace:\ndump_backtrace+0x94/0xec\nshow_stack+0x18/0x24\ndump_stack_lvl+0x78/0x90\nprint_report+0xfc/0x5c0\nkasan_report+0xb8/0xfc\n__asan_load8+0x9c/0xb8\naxg_card_add_link+0x76c/0x9bc [snd_soc_meson_axg_sound_card]\nmeson_card_probe+0x344/0x3b8 [snd_soc_meson_card_utils]\nplatform_probe+0x8c/0xf4\nreally_probe+0x110/0x39c\n__driver_probe_device+0xb8/0x18c\ndriver_probe_device+0x108/0x1d8\n__driver_attach+0xd0/0x25c\nbus_for_each_dev+0xe0/0x154\ndriver_attach+0x34/0x44\nbus_add_driver+0x134/0x294\ndriver_register+0xa8/0x1e8\n__platform_driver_register+0x44/0x54\naxg_card_pdrv_init+0x20/0x1000 [snd_soc_meson_axg_sound_card]\ndo_one_initcall+0xdc/0x25c\ndo_init_module+0x10c/0x334\nload_module+0x24c4/0x26cc\ninit_module_from_file+0xd4/0x128\n__arm64_sys_finit_module+0x1f4/0x41c\ninvoke_syscall+0x60/0x188\nel0_svc_common.constprop.0+0x78/0x13c\ndo_el0_svc+0x30/0x40\nel0_svc+0x38/0x78\nel0t_64_sync_handler+0x100/0x12c\nel0t_64_sync+0x190/0x194"], "name": "CVE-2024-46849", "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": "2024-09-27T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-46849\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-46849\nhttps://lore.kernel.org/linux-cve-announce/2024092741-CVE-2024-46849-93c5@gregkh/T"], "threat_severity": "Moderate"}

{}