{ "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-2022-49695", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-49695", "idYear": 2022, "status": "PUBLISHED", "publishedAt": "2025-02-26T02:24:17.545Z", "updatedAt": "2026-08-05T08:56:02.567Z", "importedAt": "2026-10-24T01:56:49.724Z", "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": "igb: fix a use-after-free issue in igb_clean_tx_ring", "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nigb: fix a use-after-free issue in igb_clean_tx_ring\n\nFix the following use-after-free bug in igb_clean_tx_ring routine when\nthe NIC is running in XDP mode. The issue can be triggered redirecting\ntraffic into the igb NIC and then closing the device while the traffic\nis flowing.\n\n[ 73.322719] CPU: 1 PID: 487 Comm: xdp_redirect Not tainted 5.18.3-apu2 #9\n[ 73.330639] Hardware name: PC Engines APU2/APU2, BIOS 4.0.7 02/28/2017\n[ 73.337434] RIP: 0010:refcount_warn_saturate+0xa7/0xf0\n[ 73.362283] RSP: 0018:ffffc9000081f798 EFLAGS: 00010282\n[ 73.367761] RAX: 0000000000000000 RBX: ffffc90000420f80 RCX: 0000000000000000\n[ 73.375200] RDX: ffff88811ad22d00 RSI: ffff88811ad171e0 RDI: ffff88811ad171e0\n[ 73.382590] RBP: 0000000000000900 R08: ffffffff82298f28 R09: 0000000000000058\n[ 73.390008] R10: 0000000000000219 R11: ffffffff82280f40 R12: 0000000000000090\n[ 73.397356] R13: ffff888102343a40 R14: ffff88810359e0e4 R15: 0000000000000000\n[ 73.404806] FS: 00007ff38d31d740(0000) GS:ffff88811ad00000(0000) knlGS:0000000000000000\n[ 73.413129] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 73.419096] CR2: 000055cff35f13f8 CR3: 0000000106391000 CR4: 00000000000406e0\n[ 73.426565] Call Trace:\n[ 73.429087] \n[ 73.431314] igb_clean_tx_ring+0x43/0x140 [igb]\n[ 73.436002] igb_down+0x1d7/0x220 [igb]\n[ 73.439974] __igb_close+0x3c/0x120 [igb]\n[ 73.444118] igb_xdp+0x10c/0x150 [igb]\n[ 73.447983] ? igb_pci_sriov_configure+0x70/0x70 [igb]\n[ 73.453362] dev_xdp_install+0xda/0x110\n[ 73.457371] dev_xdp_attach+0x1da/0x550\n[ 73.461369] do_setlink+0xfd0/0x10f0\n[ 73.465166] ? __nla_validate_parse+0x89/0xc70\n[ 73.469714] rtnl_setlink+0x11a/0x1e0\n[ 73.473547] rtnetlink_rcv_msg+0x145/0x3d0\n[ 73.477709] ? rtnl_calcit.isra.0+0x130/0x130\n[ 73.482258] netlink_rcv_skb+0x8d/0x110\n[ 73.486229] netlink_unicast+0x230/0x340\n[ 73.490317] netlink_sendmsg+0x215/0x470\n[ 73.494395] __sys_sendto+0x179/0x190\n[ 73.498268] ? move_addr_to_user+0x37/0x70\n[ 73.502547] ? __sys_getsockname+0x84/0xe0\n[ 73.506853] ? netlink_setsockopt+0x1c1/0x4a0\n[ 73.511349] ? __sys_setsockopt+0xc8/0x1d0\n[ 73.515636] __x64_sys_sendto+0x20/0x30\n[ 73.519603] do_syscall_64+0x3b/0x80\n[ 73.523399] entry_SYSCALL_64_after_hwframe+0x44/0xae\n[ 73.528712] RIP: 0033:0x7ff38d41f20c\n[ 73.551866] RSP: 002b:00007fff3b945a68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c\n[ 73.559640] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff38d41f20c\n[ 73.567066] RDX: 0000000000000034 RSI: 00007fff3b945b30 RDI: 0000000000000003\n[ 73.574457] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000\n[ 73.581852] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff3b945ab0\n[ 73.589179] R13: 0000000000000000 R14: 0000000000000003 R15: 00007fff3b945b30\n[ 73.596545] \n[ 73.598842] ---[ end trace 0000000000000000 ]---", "affected": [ { "vendor": "Linux", "product": "Linux", "defaultStatus": "unaffected", "versions": [ { "version": "9cbc948b5a20c9c054d9631099c0426c16da546b", "status": "affected", "versionType": "git", "lessThan": "c12a2c9b1b460ed72e6b3c33aac1ef51b0329b66" }, { "version": "9cbc948b5a20c9c054d9631099c0426c16da546b", "status": "affected", "versionType": "git", "lessThan": "2af944210dc23d43d8208dafac4df7be7e3c168b" }, { "version": "9cbc948b5a20c9c054d9631099c0426c16da546b", "status": "affected", "versionType": "git", "lessThan": "68a0ed06dcd5d3ea732d011c0b83d66e4791f521" }, { "version": "9cbc948b5a20c9c054d9631099c0426c16da546b", "status": "affected", "versionType": "git", "lessThan": "3f6a57ee8544ec3982f8a3cbcbf4aea7d47eb9ec" } ] }, { "vendor": "Linux", "product": "Linux", "defaultStatus": "affected", "versions": [ { "version": "5.10", "status": "affected" }, { "version": "0", "status": "unaffected", "versionType": "semver", "lessThan": "5.10" }, { "version": "5.10.127", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.10.*" }, { "version": "5.15.51", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.15.*" }, { "version": "5.18.8", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.18.*" }, { "version": "5.19", "status": "unaffected", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*" } ] } ] } } }