{"id":"CVE-2026-97571","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nbnxt_en: Propagate TPA buffer allocation failures in bnxt_queue_mem_alloc()\n\nbnxt_alloc_one_tpa_info_data() returns -ENOMEM as soon as one allocation\nfails","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nbnxt_en: Propagate TPA buffer allocation failures in bnxt_queue_mem_alloc()\n\nbnxt_alloc_one_tpa_info_data() returns -ENOMEM as soon as one allocation\nfails. This leaves…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-908"],"vendor":"Linux","product":"Linux","affected":["Linux >= 0997443906b96a051011f220a61e6dce4602ec54 < d7db2e4953e4626339fd0075564a3e447650d37b","Linux >= bd649c5cc958169b8a8a3e77ea926d92d472b02a < c8050386a2209b2a474c1eb4bd1574dc19129bfb","Linux >= bd649c5cc958169b8a8a3e77ea926d92d472b02a < 37e08dc821a57fe0592c917486b638caa888b46d","Linux >= bd649c5cc958169b8a8a3e77ea926d92d472b02a < b814dfbfeb0a68c9a52073f2caa05a2d5247a329","Linux >= 6.12.20 < 6.12.112","Linux 6.13"],"published":"2026-09-25","updated":"2026-10-03","sourceUpdated":"2026-10-03T11:18:04.313","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-97571","references":[{"url":"https://git.kernel.org/stable/c/37e08dc821a57fe0592c917486b638caa888b46d","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b814dfbfeb0a68c9a52073f2caa05a2d5247a329","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/c8050386a2209b2a474c1eb4bd1574dc19129bfb","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/d7db2e4953e4626339fd0075564a3e447650d37b","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-97571.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-97571"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2541131"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-97571"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-97571"},{"url":"https://git.kernel.org/pub/scm/linux/security/vulns.git/plain/cve/published/2026/CVE-2026-97571.mbox"}],"tags":["nvd","cve.org","csaf","vex","red-hat"],"epss":0.00206,"epssPercentile":0.10471,"cvssSource":"vendor","ingestedAt":"2026-09-25T11:06:38.912Z","slug":"CVE-2026-97571","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nbnxt_en: Propagate TPA buffer allocation failures in bnxt_queue_mem_alloc()\n\nbnxt_alloc_one_tpa_info_data() returns -ENOMEM as soon as one allocation\nfails. This leaves the remaining rxr->rx_tpa[] entries zeroed.\n\nbnxt_queue_mem_alloc() discards that return value, so the partially\ninitialized ring is installed by bnxt_queue_start().\n\nSince the agg_id is picked by the hardware and bnxt_alloc_agg_idx maps\nit to a SW index in rxr->rx_tpa[], it is possible that an uninitialized\nslot can be chosen which would hand a zero DMA address to the device.\n\nFix this by checking the return value of bnxt_alloc_one_tpa_info_data\nand unwinding, freeing the ring buffers.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Vendor advisories\n\n- **Red Hat VEX** · Moderate · affected: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 9, Red Hat OpenShift Container Platform 4 · no fix planned: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 9, Red Hat OpenShift Container Platform 4 · updated 2026-10-17 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-97571.json)","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":212313,"id":"CVE-2026-97571","ts":1790668147628,"field":"cvss","old":null,"new":"5.5"},{"seq":212312,"id":"CVE-2026-97571","ts":1790668147628,"field":"severity","old":"none","new":"medium"}]}