{"cve":"CVE-2024-56577","nvd":{"published":"2024-12-27T15:15:16.767","modified":"2026-06-17T08:12:27.313","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: mtk-jpeg: Fix null-ptr-deref during unload module\n\nThe workqueue should be destroyed in mtk_jpeg_core.c since commit\n09aea13ecf6f (\"media: mtk-jpeg: refactor some variables\"), otherwise\nthe below calltrace can be easily triggered.\n\n[  677.862514] Unable to handle kernel paging request at virtual address dfff800000000023\n[  677.863633] KASAN: null-ptr-deref in range [0x0000000000000118-0x000000000000011f]\n...\n[  677.879654] CPU: 6 PID: 1071 Comm: modprobe Tainted: G           O       6.8.12-mtk+gfa1a78e5d24b+ #17\n...\n[  677.882838] pc : destroy_workqueue+0x3c/0x770\n[  677.883413] lr : mtk_jpegdec_destroy_workqueue+0x70/0x88 [mtk_jpeg_dec_hw]\n[  677.884314] sp : ffff80008ad974f0\n[  677.884744] x29: ffff80008ad974f0 x28: ffff0000d7115580 x27: ffff0000dd691070\n[  677.885669] x26: ffff0000dd691408 x25: ffff8000844af3e0 x24: ffff80008ad97690\n[  677.886592] x23: ffff0000e051d400 x22: ffff0000dd691010 x21: dfff800000000000\n[  677.887515] x20: 0000000000000000 x19: 0000000000000000 x18: ffff800085397ac0\n[  677.888438] x17: 0000000000000000 x16: ffff8000801b87c8 x15: 1ffff000115b2e10\n[  677.889361] x14: 00000000f1f1f1f1 x13: 0000000000000000 x12: ffff7000115b2e4d\n[  677.890285] x11: 1ffff000115b2e4c x10: ffff7000115b2e4c x9 : ffff80000aa43e90\n[  677.891208] x8 : 00008fffeea4d1b4 x7 : ffff80008ad97267 x6 : 0000000000000001\n[  677.892131] x5 : ffff80008ad97260 x4 : ffff7000115b2e4d x3 : 0000000000000000\n[  677.893054] x2 : 0000000000000023 x1 : dfff800000000000 x0 : 0000000000000118\n[  677.893977] Call trace:\n[  677.894297]  destroy_workqueue+0x3c/0x770\n[  677.894826]  mtk_jpegdec_destroy_workqueue+0x70/0x88 [mtk_jpeg_dec_hw]\n[  677.895677]  devm_action_release+0x50/0x90\n[  677.896211]  release_nodes+0xe8/0x170\n[  677.896688]  devres_release_all+0xf8/0x178\n[  677.897219]  device_unbind_cleanup+0x24/0x170\n[  677.897785]  device_release_driver_internal+0x35c/0x480\n[  677.898461]  device_release_driver+0x20/0x38\n...\n[  677.912665] ---[ end trace 0000000000000000 ]---","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-476"],"references":["https://git.kernel.org/stable/c/0ba08c21c6a92e6512e73644555120427c9a49d4","https://git.kernel.org/stable/c/17af2b39daf12870cac61ffc360e62bc35798afb","https://git.kernel.org/stable/c/bc3889a39baf783c64c6d628bbb74d76ce164bb1"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:57:56.913276502+00:00"},"epss":{"cve":"CVE-2024-56577","score":0.00235,"percentile":0.14473,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}