{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49869","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-05-01T14:05:17.237Z","datePublished":"2025-05-01T14:10:20.501Z","dateUpdated":"2026-05-11T19:08:18.959Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:08:18.959Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nbnxt_en: Fix possible crash in bnxt_hwrm_set_coal()\n\nDuring the error recovery sequence, the rtnl_lock is not held for the\nentire duration and some datastructures may be freed during the sequence.\nCheck for the BNXT_STATE_OPEN flag instead of netif_running() to ensure\nthat the device is fully operational before proceeding to reconfigure\nthe coalescing settings.\n\nThis will fix a possible crash like this:\n\nBUG: unable to handle kernel NULL pointer dereference at 0000000000000000\nPGD 0 P4D 0\nOops: 0000 [#1] SMP NOPTI\nCPU: 10 PID: 181276 Comm: ethtool Kdump: loaded Tainted: G          IOE    --------- -  - 4.18.0-348.el8.x86_64 #1\nHardware name: Dell Inc. PowerEdge R740/0F9N89, BIOS 2.3.10 08/15/2019\nRIP: 0010:bnxt_hwrm_set_coal+0x1fb/0x2a0 [bnxt_en]\nCode: c2 66 83 4e 22 08 66 89 46 1c e8 10 cb 00 00 41 83 c6 01 44 39 b3 68 01 00 00 0f 8e a3 00 00 00 48 8b 93 c8 00 00 00 49 63 c6 <48> 8b 2c c2 48 8b 85 b8 02 00 00 48 85 c0 74 2e 48 8b 74 24 08 f6\nRSP: 0018:ffffb11c8dcaba50 EFLAGS: 00010246\nRAX: 0000000000000000 RBX: ffff8d168a8b0ac0 RCX: 00000000000000c5\nRDX: 0000000000000000 RSI: ffff8d162f72c000 RDI: ffff8d168a8b0b28\nRBP: 0000000000000000 R08: b6e1f68a12e9a7eb R09: 0000000000000000\nR10: 0000000000000001 R11: 0000000000000037 R12: ffff8d168a8b109c\nR13: ffff8d168a8b10aa R14: 0000000000000000 R15: ffffffffc01ac4e0\nFS:  00007f3852e4c740(0000) GS:ffff8d24c0080000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 0000000000000000 CR3: 000000041b3ee003 CR4: 00000000007706e0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nPKRU: 55555554\nCall Trace:\n ethnl_set_coalesce+0x3ce/0x4c0\n genl_family_rcv_msg_doit.isra.15+0x10f/0x150\n genl_family_rcv_msg+0xb3/0x160\n ? coalesce_fill_reply+0x480/0x480\n genl_rcv_msg+0x47/0x90\n ? genl_family_rcv_msg+0x160/0x160\n netlink_rcv_skb+0x4c/0x120\n genl_rcv+0x24/0x40\n netlink_unicast+0x196/0x230\n netlink_sendmsg+0x204/0x3d0\n sock_sendmsg+0x4c/0x50\n __sys_sendto+0xee/0x160\n ? syscall_trace_enter+0x1d3/0x2c0\n ? __audit_syscall_exit+0x249/0x2a0\n __x64_sys_sendto+0x24/0x30\n do_syscall_64+0x5b/0x1a0\n entry_SYSCALL_64_after_hwframe+0x65/0xca\nRIP: 0033:0x7f38524163bb"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c"],"versions":[{"version":"2151fe0830fdb951f8ecfcfe67306fdef2366aa0","lessThan":"a5a05fbef4a0dfe45fe03b2f1d02ba23aebf5384","status":"affected","versionType":"git"},{"version":"2151fe0830fdb951f8ecfcfe67306fdef2366aa0","lessThan":"38147073c96dce8c7e142ce0e5f305a420a729ba","status":"affected","versionType":"git"},{"version":"2151fe0830fdb951f8ecfcfe67306fdef2366aa0","lessThan":"ac257c43fa615d22180916074feed803b8bb8cb0","status":"affected","versionType":"git"},{"version":"2151fe0830fdb951f8ecfcfe67306fdef2366aa0","lessThan":"7781e32984cde65549bedc3201537e253297c98d","status":"affected","versionType":"git"},{"version":"2151fe0830fdb951f8ecfcfe67306fdef2366aa0","lessThan":"6d81ea3765dfa6c8a20822613c81edad1c4a16a0","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/ethernet/broadcom/bnxt/bnxt_ethtool.c"],"versions":[{"version":"5.4","status":"affected"},{"version":"0","lessThan":"5.4","status":"unaffected","versionType":"semver"},{"version":"5.4.225","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.155","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.79","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.0.9","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":"5.4","versionEndExcluding":"5.4.225"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"5.10.155"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"5.15.79"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.0.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/a5a05fbef4a0dfe45fe03b2f1d02ba23aebf5384"},{"url":"https://git.kernel.org/stable/c/38147073c96dce8c7e142ce0e5f305a420a729ba"},{"url":"https://git.kernel.org/stable/c/ac257c43fa615d22180916074feed803b8bb8cb0"},{"url":"https://git.kernel.org/stable/c/7781e32984cde65549bedc3201537e253297c98d"},{"url":"https://git.kernel.org/stable/c/6d81ea3765dfa6c8a20822613c81edad1c4a16a0"}],"title":"bnxt_en: Fix possible crash in bnxt_hwrm_set_coal()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-476","lang":"en","description":"CWE-476 NULL Pointer Dereference"}]}],"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-10-01T16:04:12.712026Z","id":"CVE-2022-49869","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-10-01T16:04:15.531Z"}}]}}