{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2022-50678", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-12-09T01:26:45.991Z", "datePublished": "2025-12-09T01:29:31.739Z", "dateUpdated": "2026-05-11T19:23:39.772Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T19:23:39.772Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: brcmfmac: fix invalid address access when enabling SCAN log level\n\nThe variable i is changed when setting random MAC address and causes\ninvalid address access when printing the value of pi->reqs[i]->reqid.\n\nWe replace reqs index with ri to fix the issue.\n\n[ 136.726473] Unable to handle kernel access to user memory outside uaccess routines at virtual address 0000000000000000\n[ 136.737365] Mem abort info:\n[ 136.740172] ESR = 0x96000004\n[ 136.743359] Exception class = DABT (current EL), IL = 32 bits\n[ 136.749294] SET = 0, FnV = 0\n[ 136.752481] EA = 0, S1PTW = 0\n[ 136.755635] Data abort info:\n[ 136.758514] ISV = 0, ISS = 0x00000004\n[ 136.762487] CM = 0, WnR = 0\n[ 136.765522] user pgtable: 4k pages, 48-bit VAs, pgdp = 000000005c4e2577\n[ 136.772265] [0000000000000000] pgd=0000000000000000\n[ 136.777160] Internal error: Oops: 96000004 [#1] PREEMPT SMP\n[ 136.782732] Modules linked in: brcmfmac(O) brcmutil(O) cfg80211(O) compat(O)\n[ 136.789788] Process wificond (pid: 3175, stack limit = 0x00000000053048fb)\n[ 136.796664] CPU: 3 PID: 3175 Comm: wificond Tainted: G O 4.19.42-00001-g531a5f5 #1\n[ 136.805532] Hardware name: Freescale i.MX8MQ EVK (DT)\n[ 136.810584] pstate: 60400005 (nZCv daif +PAN -UAO)\n[ 136.815429] pc : brcmf_pno_config_sched_scans+0x6cc/0xa80 [brcmfmac]\n[ 136.821811] lr : brcmf_pno_config_sched_scans+0x67c/0xa80 [brcmfmac]\n[ 136.828162] sp : ffff00000e9a3880\n[ 136.831475] x29: ffff00000e9a3890 x28: ffff800020543400\n[ 136.836786] x27: ffff8000b1008880 x26: ffff0000012bf6a0\n[ 136.842098] x25: ffff80002054345c x24: ffff800088d22400\n[ 136.847409] x23: ffff0000012bf638 x22: ffff0000012bf6d8\n[ 136.852721] x21: ffff8000aced8fc0 x20: ffff8000ac164400\n[ 136.858032] x19: ffff00000e9a3946 x18: 0000000000000000\n[ 136.863343] x17: 0000000000000000 x16: 0000000000000000\n[ 136.868655] x15: ffff0000093f3b37 x14: 0000000000000050\n[ 136.873966] x13: 0000000000003135 x12: 0000000000000000\n[ 136.879277] x11: 0000000000000000 x10: ffff000009a61888\n[ 136.884589] x9 : 000000000000000f x8 : 0000000000000008\n[ 136.889900] x7 : 303a32303d726464 x6 : ffff00000a1f957d\n[ 136.895211] x5 : 0000000000000000 x4 : ffff00000e9a3942\n[ 136.900523] x3 : 0000000000000000 x2 : ffff0000012cead8\n[ 136.905834] x1 : ffff0000012bf6d8 x0 : 0000000000000000\n[ 136.911146] Call trace:\n[ 136.913623] brcmf_pno_config_sched_scans+0x6cc/0xa80 [brcmfmac]\n[ 136.919658] brcmf_pno_start_sched_scan+0xa4/0x118 [brcmfmac]\n[ 136.925430] brcmf_cfg80211_sched_scan_start+0x80/0xe0 [brcmfmac]\n[ 136.931636] nl80211_start_sched_scan+0x140/0x308 [cfg80211]\n[ 136.937298] genl_rcv_msg+0x358/0x3f4\n[ 136.940960] netlink_rcv_skb+0xb4/0x118\n[ 136.944795] genl_rcv+0x34/0x48\n[ 136.947935] netlink_unicast+0x264/0x300\n[ 136.951856] netlink_sendmsg+0x2e4/0x33c\n[ 136.955781] __sys_sendto+0x120/0x19c" } ], "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/pno.c" ], "versions": [ { "version": "efc2c1fa8e145b60a7805fa9b6c92ac0746fccc3", "lessThan": "7ccb0529446ae68a8581916bfc95c353306d76ba", "status": "affected", "versionType": "git" }, { "version": "efc2c1fa8e145b60a7805fa9b6c92ac0746fccc3", "lessThan": "1c12d47a9017a7745585b57b9b0fdc0d8c50978e", "status": "affected", "versionType": "git" }, { "version": "efc2c1fa8e145b60a7805fa9b6c92ac0746fccc3", "lessThan": "56a0ac48634155d2b866b99fba7e1dd8df4e2804", "status": "affected", "versionType": "git" }, { "version": "efc2c1fa8e145b60a7805fa9b6c92ac0746fccc3", "lessThan": "50e45034c5802cedbf5b707364ea76ace29ad984", "status": "affected", "versionType": "git" }, { "version": "efc2c1fa8e145b60a7805fa9b6c92ac0746fccc3", "lessThan": "75995ce1c926ee87bf93d58977c766b4e7744715", "status": "affected", "versionType": "git" }, { "version": "efc2c1fa8e145b60a7805fa9b6c92ac0746fccc3", "lessThan": "4d4dcfa6b4e85a878401f4fbae4cafc88cdcceb4", "status": "affected", "versionType": "git" }, { "version": "efc2c1fa8e145b60a7805fa9b6c92ac0746fccc3", "lessThan": "826405a911473b6ee8bd2aa891cb2f03a13efa17", "status": "affected", "versionType": "git" }, { "version": "efc2c1fa8e145b60a7805fa9b6c92ac0746fccc3", "lessThan": "aa666b68e73fc06d83c070d96180b9010cf5a960", "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/pno.c" ], "versions": [ { "version": "4.13", "status": "affected" }, { "version": "0", "lessThan": "4.13", "status": "unaffected", "versionType": "semver" }, { "version": "4.14.296", "lessThanOrEqual": "4.14.*", "status": "unaffected", "versionType": "semver" }, { "version": "4.19.262", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.4.220", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.150", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.75", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.19.17", "lessThanOrEqual": "5.19.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.0.3", "lessThanOrEqual": "6.0.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1", "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": "4.13", "versionEndExcluding": "4.14.296" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.13", "versionEndExcluding": "4.19.262" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.13", "versionEndExcluding": "5.4.220" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.13", "versionEndExcluding": "5.10.150" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.13", "versionEndExcluding": "5.15.75" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.13", "versionEndExcluding": "5.19.17" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.13", "versionEndExcluding": "6.0.3" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.13", "versionEndExcluding": "6.1" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/7ccb0529446ae68a8581916bfc95c353306d76ba" }, { "url": "https://git.kernel.org/stable/c/1c12d47a9017a7745585b57b9b0fdc0d8c50978e" }, { "url": "https://git.kernel.org/stable/c/56a0ac48634155d2b866b99fba7e1dd8df4e2804" }, { "url": "https://git.kernel.org/stable/c/50e45034c5802cedbf5b707364ea76ace29ad984" }, { "url": "https://git.kernel.org/stable/c/75995ce1c926ee87bf93d58977c766b4e7744715" }, { "url": "https://git.kernel.org/stable/c/4d4dcfa6b4e85a878401f4fbae4cafc88cdcceb4" }, { "url": "https://git.kernel.org/stable/c/826405a911473b6ee8bd2aa891cb2f03a13efa17" }, { "url": "https://git.kernel.org/stable/c/aa666b68e73fc06d83c070d96180b9010cf5a960" } ], "title": "wifi: brcmfmac: fix invalid address access when enabling SCAN log level", "x_generator": { "engine": "bippy-1.2.0" } } } }