{ "schemaVersion": 1, "attribution": [ { "source": "CISA Known Exploited Vulnerabilities", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog", "licence": "US government work" }, { "source": "GitHub Advisory Database", "url": "https://github.com/advisories", "licence": "CC BY 4.0" }, { "source": "Have I Been Pwned", "url": "https://haveibeenpwned.com/", "licence": "CC BY 4.0" }, { "source": "CVE Program (CVE records)", "url": "https://www.cve.org/Legal/TermsOfUse", "licence": "CVE Terms of Use", "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.", "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy." }, { "source": "FIRST EPSS", "url": "https://www.first.org/epss/", "licence": "free to use; FIRST requests attribution" } ], "record": { "id": "CVE-2025-37794", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-37794", "idYear": 2025, "status": "PUBLISHED", "publishedAt": "2025-05-01T13:07:26.168Z", "updatedAt": "2026-05-11T21:15:18.481Z", "importedAt": "2026-10-24T01:57:34.152Z", "snapshot": { "id": "cve_2026-10-24_midnight_baseline", "at": "2026-10-24T00:00:00.000Z", "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z" }, "facts": { "title": "wifi: mac80211: Purge vif txq in ieee80211_do_stop()", "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: Purge vif txq in ieee80211_do_stop()\n\nAfter ieee80211_do_stop() SKB from vif's txq could still be processed.\nIndeed another concurrent vif schedule_and_wake_txq call could cause\nthose packets to be dequeued (see ieee80211_handle_wake_tx_queue())\nwithout checking the sdata current state.\n\nBecause vif.drv_priv is now cleared in this function, this could lead to\ndriver crash.\n\nFor example in ath12k, ahvif is store in vif.drv_priv. Thus if\nath12k_mac_op_tx() is called after ieee80211_do_stop(), ahvif->ah can be\nNULL, leading the ath12k_warn(ahvif->ah,...) call in this function to\ntrigger the NULL deref below.\n\n Unable to handle kernel paging request at virtual address dfffffc000000001\n KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]\n batman_adv: bat0: Interface deactivated: brbh1337\n Mem abort info:\n ESR = 0x0000000096000004\n EC = 0x25: DABT (current EL), IL = 32 bits\n SET = 0, FnV = 0\n EA = 0, S1PTW = 0\n FSC = 0x04: level 0 translation fault\n Data abort info:\n ISV = 0, ISS = 0x00000004, ISS2 = 0x00000000\n CM = 0, WnR = 0, TnD = 0, TagAccess = 0\n GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0\n [dfffffc000000001] address between user and kernel address ranges\n Internal error: Oops: 0000000096000004 [#1] SMP\n CPU: 1 UID: 0 PID: 978 Comm: lbd Not tainted 6.13.0-g633f875b8f1e #114\n Hardware name: HW (DT)\n pstate: 10000005 (nzcV daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n pc : ath12k_mac_op_tx+0x6cc/0x29b8 [ath12k]\n lr : ath12k_mac_op_tx+0x174/0x29b8 [ath12k]\n sp : ffffffc086ace450\n x29: ffffffc086ace450 x28: 0000000000000000 x27: 1ffffff810d59ca4\n x26: ffffff801d05f7c0 x25: 0000000000000000 x24: 000000004000001e\n x23: ffffff8009ce4926 x22: ffffff801f9c0800 x21: ffffff801d05f7f0\n x20: ffffff8034a19f40 x19: 0000000000000000 x18: ffffff801f9c0958\n x17: ffffff800bc0a504 x16: dfffffc000000000 x15: ffffffc086ace4f8\n x14: ffffff801d05f83c x13: 0000000000000000 x12: ffffffb003a0bf03\n x11: 0000000000000000 x10: ffffffb003a0bf02 x9 : ffffff8034a19f40\n x8 : ffffff801d05f818 x7 : 1ffffff0069433dc x6 : ffffff8034a19ee0\n x5 : ffffff801d05f7f0 x4 : 0000000000000000 x3 : 0000000000000001\n x2 : 0000000000000000 x1 : dfffffc000000000 x0 : 0000000000000008\n Call trace:\n ath12k_mac_op_tx+0x6cc/0x29b8 [ath12k] (P)\n ieee80211_handle_wake_tx_queue+0x16c/0x260\n ieee80211_queue_skb+0xeec/0x1d20\n ieee80211_tx+0x200/0x2c8\n ieee80211_xmit+0x22c/0x338\n __ieee80211_subif_start_xmit+0x7e8/0xc60\n ieee80211_subif_start_xmit+0xc4/0xee0\n __ieee80211_subif_start_xmit_8023.isra.0+0x854/0x17a0\n ieee80211_subif_start_xmit_8023+0x124/0x488\n dev_hard_start_xmit+0x160/0x5a8\n __dev_queue_xmit+0x6f8/0x3120\n br_dev_queue_push_xmit+0x120/0x4a8\n __br_forward+0xe4/0x2b0\n deliver_clone+0x5c/0xd0\n br_flood+0x398/0x580\n br_dev_xmit+0x454/0x9f8\n dev_hard_start_xmit+0x160/0x5a8\n __dev_queue_xmit+0x6f8/0x3120\n ip6_finish_output2+0xc28/0x1b60\n __ip6_finish_output+0x38c/0x638\n ip6_output+0x1b4/0x338\n ip6_local_out+0x7c/0xa8\n ip6_send_skb+0x7c/0x1b0\n ip6_push_pending_frames+0x94/0xd0\n rawv6_sendmsg+0x1a98/0x2898\n inet_sendmsg+0x94/0xe0\n __sys_sendto+0x1e4/0x308\n __arm64_sys_sendto+0xc4/0x140\n do_el0_svc+0x110/0x280\n el0_svc+0x20/0x60\n el0t_64_sync_handler+0x104/0x138\n el0t_64_sync+0x154/0x158\n\nTo avoid that, empty vif's txq at ieee80211_do_stop() so no packet could\nbe dequeued after ieee80211_do_stop() (new packets cannot be queued\nbecause SDATA_STATE_RUNNING is cleared at this point).", "affected": [ { "vendor": "Linux", "product": "Linux", "defaultStatus": "unaffected", "versions": [ { "version": "ba8c3d6f16a1f9305c23ac1d2fd3992508c5ac03", "status": "affected", "versionType": "git", "lessThan": "929ec2c9ad34248ef625e137b6118b6e965797d9" }, { "version": "ba8c3d6f16a1f9305c23ac1d2fd3992508c5ac03", "status": "affected", "versionType": "git", "lessThan": "a932a5ce4eee0cbad20220f950fe7bd3534bcbc9" }, { "version": "ba8c3d6f16a1f9305c23ac1d2fd3992508c5ac03", "status": "affected", "versionType": "git", "lessThan": "305741e7e63234cbcf9b5c4e6aeca25ba0834be8" }, { "version": "ba8c3d6f16a1f9305c23ac1d2fd3992508c5ac03", "status": "affected", "versionType": "git", "lessThan": "5f6863dc407f25fcf23fc857f9ac51756a09ea2c" }, { "version": "ba8c3d6f16a1f9305c23ac1d2fd3992508c5ac03", "status": "affected", "versionType": "git", "lessThan": "c74b84544dee27298a71715b3ce2c40d372b5a23" }, { "version": "ba8c3d6f16a1f9305c23ac1d2fd3992508c5ac03", "status": "affected", "versionType": "git", "lessThan": "a8df245b5b29f6de98d016dc18e2bb35ec70b0cb" }, { "version": "ba8c3d6f16a1f9305c23ac1d2fd3992508c5ac03", "status": "affected", "versionType": "git", "lessThan": "8bc34db7f771a464ff8f686b6f8d4e04963fec27" }, { "version": "ba8c3d6f16a1f9305c23ac1d2fd3992508c5ac03", "status": "affected", "versionType": "git", "lessThan": "378677eb8f44621ecc9ce659f7af61e5baa94d81" } ] }, { "vendor": "Linux", "product": "Linux", "defaultStatus": "affected", "versions": [ { "version": "4.1", "status": "affected" }, { "version": "0", "status": "unaffected", "versionType": "semver", "lessThan": "4.1" }, { "version": "5.4.293", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.4.*" }, { "version": "5.10.237", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.10.*" }, { "version": "5.15.181", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.15.*" }, { "version": "6.1.135", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.1.*" }, { "version": "6.6.88", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.6.*" }, { "version": "6.12.25", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.12.*" }, { "version": "6.14.4", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.14.*" }, { "version": "6.15", "status": "unaffected", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*" } ] } ] } } }