{"cve":"CVE-2024-50132","nvd":{"published":"2024-11-05T18:15:15.973","modified":"2026-08-04T11:21:24.010","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ntracing/probes: Fix MAX_TRACE_ARGS limit handling\n\nWhen creating a trace_probe we would set nr_args prior to truncating the\narguments to MAX_TRACE_ARGS. However, we would only initialize arguments\nup to the limit.\n\nThis caused invalid memory access when attempting to set up probes with\nmore than 128 fetchargs.\n\n  BUG: kernel NULL pointer dereference, address: 0000000000000020\n  #PF: supervisor read access in kernel mode\n  #PF: error_code(0x0000) - not-present page\n  PGD 0 P4D 0\n  Oops: Oops: 0000 [#1] PREEMPT SMP PTI\n  CPU: 0 UID: 0 PID: 1769 Comm: cat Not tainted 6.11.0-rc7+ #8\n  Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.3-1.fc39 04/01/2014\n  RIP: 0010:__set_print_fmt+0x134/0x330\n\nResolve the issue by applying the MAX_TRACE_ARGS limit earlier. Return\nan error when there are too many arguments instead of silently\ntruncating.","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/08ccd1a57c4d3882e9a877eb2dcc66e50a3b0279","https://git.kernel.org/stable/c/6bc24db74fe4788cc7c2f30a113fc6aafba225a3","https://git.kernel.org/stable/c/73f35080477e893aa6f4c8d388352b871b288fbc"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:57:07.693694550+00:00"},"epss":{"cve":"CVE-2024-50132","score":0.00224,"percentile":0.13085,"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."]}