{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-21750","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-12-29T08:45:45.758Z","datePublished":"2025-02-27T02:12:21.155Z","dateUpdated":"2026-01-02T15:28:32.326Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-01-02T15:28:32.326Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: brcmfmac: Check the return value of of_property_read_string_index()\n\nSomewhen between 6.10 and 6.11 the driver started to crash on my\nMacBookPro14,3. The property doesn't exist and 'tmp' remains\nuninitialized, so we pass a random pointer to devm_kstrdup().\n\nThe crash I am getting looks like this:\n\nBUG: unable to handle page fault for address: 00007f033c669379\nPF: supervisor read access in kernel mode\nPF: error_code(0x0001) - permissions violation\nPGD 8000000101341067 P4D 8000000101341067 PUD 101340067 PMD 1013bb067 PTE 800000010aee9025\nOops: Oops: 0001 [#1] SMP PTI\nCPU: 4 UID: 0 PID: 827 Comm: (udev-worker) Not tainted 6.11.8-gentoo #1\nHardware name: Apple Inc. MacBookPro14,3/Mac-551B86E5744E2388, BIOS 529.140.2.0.0 06/23/2024\nRIP: 0010:strlen+0x4/0x30\nCode: f7 75 ec 31 c0 c3 cc cc cc cc 48 89 f8 c3 cc cc cc cc 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <80> 3f 00 74 14 48 89 f8 48 83 c0 01 80 38 00 75 f7 48 29 f8 c3 cc\nRSP: 0018:ffffb4aac0683ad8 EFLAGS: 00010202\nRAX: 00000000ffffffea RBX: 00007f033c669379 RCX: 0000000000000001\nRDX: 0000000000000cc0 RSI: 00007f033c669379 RDI: 00007f033c669379\nRBP: 00000000ffffffea R08: 0000000000000000 R09: 00000000c0ba916a\nR10: ffffffffffffffff R11: ffffffffb61ea260 R12: ffff91f7815b50c8\nR13: 0000000000000cc0 R14: ffff91fafefffe30 R15: ffffb4aac0683b30\nFS:  00007f033ccbe8c0(0000) GS:ffff91faeed00000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00007f033c669379 CR3: 0000000107b1e004 CR4: 00000000003706f0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nCall Trace:\n <TASK>\n ? __die+0x23/0x70\n ? page_fault_oops+0x149/0x4c0\n ? raw_spin_rq_lock_nested+0xe/0x20\n ? sched_balance_newidle+0x22b/0x3c0\n ? update_load_avg+0x78/0x770\n ? exc_page_fault+0x6f/0x150\n ? asm_exc_page_fault+0x26/0x30\n ? __pfx_pci_conf1_write+0x10/0x10\n ? strlen+0x4/0x30\n devm_kstrdup+0x25/0x70\n brcmf_of_probe+0x273/0x350 [brcmfmac]"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c"],"versions":[{"version":"29e354ebeeecaee979e6fe22cd6272682d7552c9","lessThan":"af525a8b2ab85291617e79a5bb18bcdcb529e80c","status":"affected","versionType":"git"},{"version":"29e354ebeeecaee979e6fe22cd6272682d7552c9","lessThan":"c9480e9f2d10135476101619bcbd1c49c15d595f","status":"affected","versionType":"git"},{"version":"29e354ebeeecaee979e6fe22cd6272682d7552c9","lessThan":"7ef2ea1429684d5cef207519bdf6ce45e50e8ac5","status":"affected","versionType":"git"},{"version":"29e354ebeeecaee979e6fe22cd6272682d7552c9","lessThan":"bb8e35e33e79eb8e44396adbc8cb6c8c5f16b731","status":"affected","versionType":"git"},{"version":"29e354ebeeecaee979e6fe22cd6272682d7552c9","lessThan":"082d9e263af8de68f0c34f67b251818205160f6e","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/net/wireless/broadcom/brcm80211/brcmfmac/of.c"],"versions":[{"version":"5.9","status":"affected"},{"version":"0","lessThan":"5.9","status":"unaffected","versionType":"semver"},{"version":"6.1.129","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.78","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.14","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.13.3","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":"5.9","versionEndExcluding":"6.1.129"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"6.6.78"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"6.12.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"6.13.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.9","versionEndExcluding":"6.14"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/af525a8b2ab85291617e79a5bb18bcdcb529e80c"},{"url":"https://git.kernel.org/stable/c/c9480e9f2d10135476101619bcbd1c49c15d595f"},{"url":"https://git.kernel.org/stable/c/7ef2ea1429684d5cef207519bdf6ce45e50e8ac5"},{"url":"https://git.kernel.org/stable/c/bb8e35e33e79eb8e44396adbc8cb6c8c5f16b731"},{"url":"https://git.kernel.org/stable/c/082d9e263af8de68f0c34f67b251818205160f6e"}],"title":"wifi: brcmfmac: Check the return value of of_property_read_string_index()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00028.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T19:36:55.570Z"}}]}}