| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "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 <TASK>\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": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/media/test-drivers/vidtv/vidtv_bridge.c" |
| ], |
| "versions": [ |
| { |
| "version": "f90cf6079bf67988f8b1ad1ade70fc89d0080905", |
| "lessThan": "52d3512f9a7a52ef92864679b1e8e8aa16202c6a", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "f90cf6079bf67988f8b1ad1ade70fc89d0080905", |
| "lessThan": "59a707ad952eb2ea8d59457d662b6f4138f17b08", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "f90cf6079bf67988f8b1ad1ade70fc89d0080905", |
| "lessThan": "86307e443c5844f38e1b98e2c51a4195c55576cd", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "f90cf6079bf67988f8b1ad1ade70fc89d0080905", |
| "lessThan": "2c5601b99d79d196fe4a37159e3dfb38e778ea18", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "f90cf6079bf67988f8b1ad1ade70fc89d0080905", |
| "lessThan": "95432a37778c9c5dd105b7b9f19e9695c9e166cf", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "f90cf6079bf67988f8b1ad1ade70fc89d0080905", |
| "lessThan": "904a8323cc8afa7eb9ce3e67303a2b3f2f787306", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "f90cf6079bf67988f8b1ad1ade70fc89d0080905", |
| "lessThan": "1221989555db711578a327a9367f1be46500cb48", |
| "status": "affected", |
| "versionType": "git" |
| } |
| ] |
| }, |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "affected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/media/test-drivers/vidtv/vidtv_bridge.c" |
| ], |
| "versions": [ |
| { |
| "version": "5.10", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "5.10", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.235", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.179", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1.129", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.6.79", |
| "lessThanOrEqual": "6.6.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.12.16", |
| "lessThanOrEqual": "6.12.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.13.4", |
| "lessThanOrEqual": "6.13.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.14", |
| "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": "5.10", |
| "versionEndExcluding": "5.10.235" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
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| { |
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| "versionStartIncluding": "5.10", |
| "versionEndExcluding": "6.1.129" |
| }, |
| { |
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| "versionStartIncluding": "5.10", |
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| }, |
| { |
| "vulnerable": true, |
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| }, |
| { |
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| }, |
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| "versionStartIncluding": "5.10", |
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| } |
| ] |
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| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/52d3512f9a7a52ef92864679b1e8e8aa16202c6a" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/59a707ad952eb2ea8d59457d662b6f4138f17b08" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/86307e443c5844f38e1b98e2c51a4195c55576cd" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/2c5601b99d79d196fe4a37159e3dfb38e778ea18" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/95432a37778c9c5dd105b7b9f19e9695c9e166cf" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/904a8323cc8afa7eb9ce3e67303a2b3f2f787306" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/1221989555db711578a327a9367f1be46500cb48" |
| } |
| ], |
| "title": "media: vidtv: Fix a null-ptr-deref in vidtv_mux_stop_thread", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2024-57834", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
