{"id":"CVE-2024-26881","summary":"net: hns3: fix kernel crash when 1588 is received on HIP08 devices","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: hns3: fix kernel crash when 1588 is received on HIP08 devices\n\nThe HIP08 devices does not register the ptp devices, so the\nhdev-\u003eptp is NULL, but the hardware can receive 1588 messages,\nand set the HNS3_RXD_TS_VLD_B bit, so, if match this case, the\naccess of hdev-\u003eptp-\u003eflags will cause a kernel crash:\n\n[ 5888.946472] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000018\n[ 5888.946475] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000018\n...\n[ 5889.266118] pc : hclge_ptp_get_rx_hwts+0x40/0x170 [hclge]\n[ 5889.272612] lr : hclge_ptp_get_rx_hwts+0x34/0x170 [hclge]\n[ 5889.279101] sp : ffff800012c3bc50\n[ 5889.283516] x29: ffff800012c3bc50 x28: ffff2040002be040\n[ 5889.289927] x27: ffff800009116484 x26: 0000000080007500\n[ 5889.296333] x25: 0000000000000000 x24: ffff204001c6f000\n[ 5889.302738] x23: ffff204144f53c00 x22: 0000000000000000\n[ 5889.309134] x21: 0000000000000000 x20: ffff204004220080\n[ 5889.315520] x19: ffff204144f53c00 x18: 0000000000000000\n[ 5889.321897] x17: 0000000000000000 x16: 0000000000000000\n[ 5889.328263] x15: 0000004000140ec8 x14: 0000000000000000\n[ 5889.334617] x13: 0000000000000000 x12: 00000000010011df\n[ 5889.340965] x11: bbfeff4d22000000 x10: 0000000000000000\n[ 5889.347303] x9 : ffff800009402124 x8 : 0200f78811dfbb4d\n[ 5889.353637] x7 : 2200000000191b01 x6 : ffff208002a7d480\n[ 5889.359959] x5 : 0000000000000000 x4 : 0000000000000000\n[ 5889.366271] x3 : 0000000000000000 x2 : 0000000000000000\n[ 5889.372567] x1 : 0000000000000000 x0 : ffff20400095c080\n[ 5889.378857] Call trace:\n[ 5889.382285] hclge_ptp_get_rx_hwts+0x40/0x170 [hclge]\n[ 5889.388304] hns3_handle_bdinfo+0x324/0x410 [hns3]\n[ 5889.394055] hns3_handle_rx_bd+0x60/0x150 [hns3]\n[ 5889.399624] hns3_clean_rx_ring+0x84/0x170 [hns3]\n[ 5889.405270] hns3_nic_common_poll+0xa8/0x220 [hns3]\n[ 5889.411084] napi_poll+0xcc/0x264\n[ 5889.415329] net_rx_action+0xd4/0x21c\n[ 5889.419911] __do_softirq+0x130/0x358\n[ 5889.424484] irq_exit+0x134/0x154\n[ 5889.428700] __handle_domain_irq+0x88/0xf0\n[ 5889.433684] gic_handle_irq+0x78/0x2c0\n[ 5889.438319] el1_irq+0xb8/0x140\n[ 5889.442354] arch_cpu_idle+0x18/0x40\n[ 5889.446816] default_idle_call+0x5c/0x1c0\n[ 5889.451714] cpuidle_idle_call+0x174/0x1b0\n[ 5889.456692] do_idle+0xc8/0x160\n[ 5889.460717] cpu_startup_entry+0x30/0xfc\n[ 5889.465523] secondary_start_kernel+0x158/0x1ec\n[ 5889.470936] Code: 97ffab78 f9411c14 91408294 f9457284 (f9400c80)\n[ 5889.477950] SMP: stopping secondary CPUs\n[ 5890.514626] SMP: failed to stop secondary CPUs 0-69,71-95\n[ 5890.522951] Starting crashdump kernel...","modified":"2026-04-02T10:06:17.164031Z","published":"2024-04-17T10:27:37.744Z","related":["SUSE-SU-2024:1644-1","SUSE-SU-2024:1659-1","SUSE-SU-2024:1663-1","SUSE-SU-2024:2135-1","SUSE-SU-2024:2203-1","SUSE-SU-2024:2973-1","SUSE-SU-2025:20008-1","SUSE-SU-2025:20028-1","SUSE-SU-2025:20166-1","SUSE-SU-2025:20249-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/26xxx/CVE-2024-26881.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0fbcf2366ba9888cf02eda23e35fde7f7fcc07c3"},{"type":"WEB","url":"https://git.kernel.org/stable/c/11b998360d96f6c76f04a95f54b49f24d3c858e4"},{"type":"WEB","url":"https://git.kernel.org/stable/c/23ec1cec24293f9799c725941677d4e167997265"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b2bb19114c079dcfec1ea46e761f510e30505e70"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b3cf70472a600bcb2efe24906bc9bc6014d4c6f6"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f0b5225a7dfc1bf53c98215db8c2f0b4efd3f108"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/26xxx/CVE-2024-26881.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-26881"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"0bf5eb788512187b744ef7f79de835e6cbe85b9c"},{"fixed":"23ec1cec24293f9799c725941677d4e167997265"},{"fixed":"b3cf70472a600bcb2efe24906bc9bc6014d4c6f6"},{"fixed":"f0b5225a7dfc1bf53c98215db8c2f0b4efd3f108"},{"fixed":"b2bb19114c079dcfec1ea46e761f510e30505e70"},{"fixed":"11b998360d96f6c76f04a95f54b49f24d3c858e4"},{"fixed":"0fbcf2366ba9888cf02eda23e35fde7f7fcc07c3"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-26881.json"}}],"schema_version":"1.7.5"}