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CVE-2026-72496— RDMA/bnxt_re: Proper rollback if the ioremap fails

CVSS 9.2 · Critical EPSS 0.12% · P3

Affected Version Matrix 6

VendorProductVersion RangeStatus
LinuxLinux0ac20faf5d837b59fb4c041ea320932ed47fd67f< 303f6fef95df5e5316970746d861cf6daeeca77faffected
0ac20faf5d837b59fb4c041ea320932ed47fd67f< 87267803a8c824616eb147c5dad7030a5db6f878affected
6.5affected
< 6.5unaffected
7.1.5≤ 7.1.*unaffected
7.2≤ *unaffected
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I. Basic Information for CVE-2026-72496

Vulnerability Information
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Vulnerability Title
RDMA/bnxt_re: Proper rollback if the ioremap fails
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxt_re: Proper rollback if the ioremap fails bnxt_qplib_alloc_dpi returns success even if ioremap fails. Add the proper rollback when the ioremap fails and return -ENOMEM status.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会开源的一个操作系统内核。 Linux kernel存在安全漏洞，该漏洞源于bnxt_qplib_alloc_dpi函数在ioremap失败时仍返回成功且未正确回滚，可能导致资源管理错误。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
LinuxLinux 0ac20faf5d837b59fb4c041ea320932ed47fd67f ~ 303f6fef95df5e5316970746d861cf6daeeca77f -
LinuxLinux 6.5 -

II. Public POCs for CVE-2026-72496

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III. Intelligence Information for CVE-2026-72496

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Patches & Fixes for CVE-2026-72496 (2)

Same Patch Batch · Linux · 2026-08-15 · 845 CVEs total

CVE-2026-7447510.0 CRITICALvxlan: use neigh_ha_snapshot() in route_shortcircuit()
CVE-2026-7428010.0 CRITICALcrypto: marvell/octeontx - fix DMA cleanup using wrong loop index
CVE-2026-7427910.0 CRITICALcrypto: cavium/cpt - fix DMA cleanup using wrong loop index
CVE-2026-7242110.0 CRITICALipv4: fib: Don't ignore error route in local/main tables.
CVE-2026-7240810.0 CRITICALgeneve: gate GRO hint in geneve_gro_complete() on gs->gro_hint
CVE-2026-7240710.0 CRITICALgeneve: validate inner network offset in geneve_gro_complete()
CVE-2026-7430910.0 CRITICALvdpa/octeon_ep: fix IRQ-to-ring mapping in interrupt handler
CVE-2026-724939.9 CRITICALnet: serialize netif_running() check in enqueue_to_backlog()
CVE-2026-720419.8 CRITICALespintcp: use sk_msg_free_partial to fix partial send
CVE-2026-744369.8 CRITICALrxrpc: serialize kernel accept preallocation with socket teardown
CVE-2026-722109.8 CRITICALntfs: fix off-by-one in mapping pairs decoding bounds checks
CVE-2026-722119.8 CRITICALntfs: grow index root value before reparent header update
CVE-2026-722099.8 CRITICALntfs: validate attribute values on lookup
CVE-2026-722999.8 CRITICALtipc: restrict socket queue dumps in enqueue tracepoints
CVE-2026-744349.8 CRITICALrxrpc: Don't move a peeked OOB message onto the pending queue
CVE-2026-744339.8 CRITICALrxrpc: Fix UAF in rxgk_issue_challenge()
CVE-2026-724739.8 CRITICALxprtrdma: Decouple req recycling from RPC completion
CVE-2026-724729.8 CRITICALnfs: use nfsi->rwsem to protect traversal of the file lock list
CVE-2026-745459.8 CRITICALrtase: fix double free of multi-frag skb on DMA map failure
CVE-2026-723229.8 CRITICALipv6: mcast: Fix potential UAF in MLD delayed work

Showing top 20 of 845 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2026-72496

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