{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53134","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-05-02T15:51:43.561Z","datePublished":"2025-05-02T15:56:07.666Z","dateUpdated":"2026-05-11T19:39:07.378Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:39:07.378Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nbnxt_en: Avoid order-5 memory allocation for TPA data\n\nThe driver needs to keep track of all the possible concurrent TPA (GRO/LRO)\ncompletions on the aggregation ring.  On P5 chips, the maximum number\nof concurrent TPA is 256 and the amount of memory we allocate is order-5\non systems using 4K pages.  Memory allocation failure has been reported:\n\nNetworkManager: page allocation failure: order:5, mode:0x40dc0(GFP_KERNEL|__GFP_COMP|__GFP_ZERO), nodemask=(null),cpuset=/,mems_allowed=0-1\nCPU: 15 PID: 2995 Comm: NetworkManager Kdump: loaded Not tainted 5.10.156 #1\nHardware name: Dell Inc. PowerEdge R660/0M1CC5, BIOS 0.2.25 08/12/2022\nCall Trace:\n dump_stack+0x57/0x6e\n warn_alloc.cold.120+0x7b/0xdd\n ? _cond_resched+0x15/0x30\n ? __alloc_pages_direct_compact+0x15f/0x170\n __alloc_pages_slowpath.constprop.108+0xc58/0xc70\n __alloc_pages_nodemask+0x2d0/0x300\n kmalloc_order+0x24/0xe0\n kmalloc_order_trace+0x19/0x80\n bnxt_alloc_mem+0x1150/0x15c0 [bnxt_en]\n ? bnxt_get_func_stat_ctxs+0x13/0x60 [bnxt_en]\n __bnxt_open_nic+0x12e/0x780 [bnxt_en]\n bnxt_open+0x10b/0x240 [bnxt_en]\n __dev_open+0xe9/0x180\n __dev_change_flags+0x1af/0x220\n dev_change_flags+0x21/0x60\n do_setlink+0x35c/0x1100\n\nInstead of allocating this big chunk of memory and dividing it up for the\nconcurrent TPA instances, allocate each small chunk separately for each\nTPA instance.  This will reduce it to order-0 allocations."}],"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.c"],"versions":[{"version":"79632e9ba38671215fb193346ef6fb8db582744d","lessThan":"16f3aae1aa2dd89bc8d073a67f190af580386ae9","status":"affected","versionType":"git"},{"version":"79632e9ba38671215fb193346ef6fb8db582744d","lessThan":"d16701a385b54f44bf41ff1d7485e7a11080deb3","status":"affected","versionType":"git"},{"version":"79632e9ba38671215fb193346ef6fb8db582744d","lessThan":"20fd0607acbf9770db9b99e3418dd75614f80b6c","status":"affected","versionType":"git"},{"version":"79632e9ba38671215fb193346ef6fb8db582744d","lessThan":"fcae40e65802547def39b4deaa2ae38a29864d81","status":"affected","versionType":"git"},{"version":"79632e9ba38671215fb193346ef6fb8db582744d","lessThan":"ad529d1fae1565d38f929479d4ea8aea90054bd2","status":"affected","versionType":"git"},{"version":"79632e9ba38671215fb193346ef6fb8db582744d","lessThan":"accd7e23693aaaa9aa0d3e9eca0ae77d1be80ab3","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.c"],"versions":[{"version":"5.4","status":"affected"},{"version":"0","lessThan":"5.4","status":"unaffected","versionType":"semver"},{"version":"5.4.237","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.175","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.103","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.20","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.2.7","lessThanOrEqual":"6.2.*","status":"unaffected","versionType":"semver"},{"version":"6.3","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":"5.4.237"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"5.10.175"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"5.15.103"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.1.20"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.2.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.4","versionEndExcluding":"6.3"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/16f3aae1aa2dd89bc8d073a67f190af580386ae9"},{"url":"https://git.kernel.org/stable/c/d16701a385b54f44bf41ff1d7485e7a11080deb3"},{"url":"https://git.kernel.org/stable/c/20fd0607acbf9770db9b99e3418dd75614f80b6c"},{"url":"https://git.kernel.org/stable/c/fcae40e65802547def39b4deaa2ae38a29864d81"},{"url":"https://git.kernel.org/stable/c/ad529d1fae1565d38f929479d4ea8aea90054bd2"},{"url":"https://git.kernel.org/stable/c/accd7e23693aaaa9aa0d3e9eca0ae77d1be80ab3"}],"title":"bnxt_en: Avoid order-5 memory allocation for TPA data","x_generator":{"engine":"bippy-1.2.0"}}}}