{ "schemaVersion": 1, "attribution": [ { "source": "CISA Known Exploited Vulnerabilities", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog", "licence": "US government work" }, { "source": "GitHub Advisory Database", "url": "https://github.com/advisories", "licence": "CC BY 4.0" }, { "source": "Have I Been Pwned", "url": "https://haveibeenpwned.com/", "licence": "CC BY 4.0" }, { "source": "CVE Program (CVE records)", "url": "https://www.cve.org/Legal/TermsOfUse", "licence": "CVE Terms of Use", "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.", "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy." }, { "source": "FIRST EPSS", "url": "https://www.first.org/epss/", "licence": "free to use; FIRST requests attribution" } ], "record": { "id": "CVE-2024-57834", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2024-57834", "idYear": 2024, "status": "PUBLISHED", "publishedAt": "2025-02-27T02:18:09.085Z", "updatedAt": "2026-05-11T20:59:21.081Z", "importedAt": "2026-10-24T01:57:20.494Z", "snapshot": { "id": "cve_2026-10-24_midnight_baseline", "at": "2026-10-24T00:00:00.000Z", "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z" }, "facts": { "title": "media: vidtv: Fix a null-ptr-deref in vidtv_mux_stop_thread", "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: vidtv: Fix a null-ptr-deref in vidtv_mux_stop_thread\n\nsyzbot report a null-ptr-deref in vidtv_mux_stop_thread. [1]\n\nIf dvb->mux is not initialized successfully by vidtv_mux_init() in the\nvidtv_start_streaming(), it will trigger null pointer dereference about mux\nin vidtv_mux_stop_thread().\n\nAdjust the timing of streaming initialization and check it before\nstopping it.\n\n[1]\nKASAN: null-ptr-deref in range [0x0000000000000128-0x000000000000012f]\nCPU: 0 UID: 0 PID: 5842 Comm: syz-executor248 Not tainted 6.13.0-rc4-syzkaller-00012-g9b2ffa6148b1 #0\nHardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024\nRIP: 0010:vidtv_mux_stop_thread+0x26/0x80 drivers/media/test-drivers/vidtv/vidtv_mux.c:471\nCode: 90 90 90 90 66 0f 1f 00 55 53 48 89 fb e8 82 2e c8 f9 48 8d bb 28 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 02 7e 3b 0f b6 ab 28 01 00 00 31 ff 89 ee e8\nRSP: 0018:ffffc90003f2faa8 EFLAGS: 00010202\nRAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff87cfb125\nRDX: 0000000000000025 RSI: ffffffff87d120ce RDI: 0000000000000128\nRBP: ffff888029b8d220 R08: 0000000000000005 R09: 0000000000000000\nR10: 0000000000000000 R11: 0000000000000003 R12: ffff888029b8d188\nR13: ffffffff8f590aa0 R14: ffffc9000581c5c8 R15: ffff888029a17710\nFS: 00007f7eef5156c0(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000\nCS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00007f7eef5e635c CR3: 0000000076ca6000 CR4: 00000000003526f0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nCall Trace:\n \n vidtv_stop_streaming drivers/media/test-drivers/vidtv/vidtv_bridge.c:209 [inline]\n vidtv_stop_feed+0x151/0x250 drivers/media/test-drivers/vidtv/vidtv_bridge.c:252\n dmx_section_feed_stop_filtering+0x90/0x160 drivers/media/dvb-core/dvb_demux.c:1000\n dvb_dmxdev_feed_stop.isra.0+0x1ee/0x270 drivers/media/dvb-core/dmxdev.c:486\n dvb_dmxdev_filter_stop+0x22a/0x3a0 drivers/media/dvb-core/dmxdev.c:559\n dvb_dmxdev_filter_free drivers/media/dvb-core/dmxdev.c:840 [inline]\n dvb_demux_release+0x92/0x550 drivers/media/dvb-core/dmxdev.c:1246\n __fput+0x3f8/0xb60 fs/file_table.c:450\n task_work_run+0x14e/0x250 kernel/task_work.c:239\n get_signal+0x1d3/0x2610 kernel/signal.c:2790\n arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:337\n exit_to_user_mode_loop kernel/entry/common.c:111 [inline]\n exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline]\n __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]\n syscall_exit_to_user_mode+0x150/0x2a0 kernel/entry/common.c:218\n do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89\n entry_SYSCALL_64_after_hwframe+0x77/0x7f", "affected": [ { "vendor": "Linux", "product": "Linux", "defaultStatus": "unaffected", "versions": [ { "version": "f90cf6079bf67988f8b1ad1ade70fc89d0080905", "status": "affected", "versionType": "git", "lessThan": "52d3512f9a7a52ef92864679b1e8e8aa16202c6a" }, { "version": "f90cf6079bf67988f8b1ad1ade70fc89d0080905", "status": "affected", "versionType": "git", "lessThan": "59a707ad952eb2ea8d59457d662b6f4138f17b08" }, { "version": "f90cf6079bf67988f8b1ad1ade70fc89d0080905", "status": "affected", "versionType": "git", "lessThan": "86307e443c5844f38e1b98e2c51a4195c55576cd" }, { "version": "f90cf6079bf67988f8b1ad1ade70fc89d0080905", "status": "affected", "versionType": "git", "lessThan": "2c5601b99d79d196fe4a37159e3dfb38e778ea18" }, { "version": "f90cf6079bf67988f8b1ad1ade70fc89d0080905", "status": "affected", "versionType": "git", "lessThan": "95432a37778c9c5dd105b7b9f19e9695c9e166cf" }, { "version": "f90cf6079bf67988f8b1ad1ade70fc89d0080905", "status": "affected", "versionType": "git", "lessThan": "904a8323cc8afa7eb9ce3e67303a2b3f2f787306" }, { "version": "f90cf6079bf67988f8b1ad1ade70fc89d0080905", "status": "affected", "versionType": "git", "lessThan": "1221989555db711578a327a9367f1be46500cb48" } ] }, { "vendor": "Linux", "product": "Linux", "defaultStatus": "affected", "versions": [ { "version": "5.10", "status": "affected" }, { "version": "0", "status": "unaffected", "versionType": "semver", "lessThan": "5.10" }, { "version": "5.10.235", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.10.*" }, { "version": "5.15.179", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.15.*" }, { "version": "6.1.129", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.1.*" }, { "version": "6.6.79", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.6.*" }, { "version": "6.12.16", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.12.*" }, { "version": "6.13.4", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.13.*" }, { "version": "6.14", "status": "unaffected", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*" } ] } ] } } }