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CVE-2026-43081— net: ipa: fix GENERIC_CMD register field masks for IPA v5.0+

AI Predicted 4.3 Difficulty: Moderate EPSS 0.12% · P2

Possible ATT&CK Techniques 1AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 12

VendorProductVersion RangeStatus
LinuxLinuxfaf0678ec8a0aa9039d8b188d012206abd67dd5c< a7d326dfb13b5a0763eccfd78836fe15199fc499affected
faf0678ec8a0aa9039d8b188d012206abd67dd5c< d1c66396796f23f7201b1addf06f62515035354daffected
faf0678ec8a0aa9039d8b188d012206abd67dd5c< bafc45ea30d297002750396d5f10e3018bf2cd60affected
faf0678ec8a0aa9039d8b188d012206abd67dd5c< 2aa50d2c1f631b405849da246043c6f683af7489affected
faf0678ec8a0aa9039d8b188d012206abd67dd5c< 9709b56d908acc120fe8b4ae250b3c9d749ea832affected
6.4affected
< 6.4unaffected
6.6.136≤ 6.6.*unaffected
… +4 more rows
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I. Basic Information for CVE-2026-43081

Vulnerability Information
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Vulnerability Title
net: ipa: fix GENERIC_CMD register field masks for IPA v5.0+
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: net: ipa: fix GENERIC_CMD register field masks for IPA v5.0+ Fix the field masks to match the hardware layout documented in downstream GSI (GSI_V3_0_EE_n_GSI_EE_GENERIC_CMD_*). Notably this fixes a WARN I was seeing when I tried to send "stop" to the MPSS remoteproc while IPA was up.
Source: CVE Program / CVE List V5
CVSS Information
N/A
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基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于IPA v5.0+的GENERIC_CMD寄存器字段掩码与硬件布局不匹配，可能导致WARN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 faf0678ec8a0aa9039d8b188d012206abd67dd5c ~ a7d326dfb13b5a0763eccfd78836fe15199fc499 -
LinuxLinux 6.4 -

II. Public POCs for CVE-2026-43081

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III. Intelligence Information for CVE-2026-43081

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Patches & Fixes for CVE-2026-43081 (5)

Same Patch Batch · Linux · 2026-05-06 · 224 CVEs total

CVE-2026-432089.8 CRITICALnet: do not pass flow_id to set_rps_cpu()
CVE-2026-431259.8 CRITICALdlm: validate length in dlm_search_rsb_tree
CVE-2026-431989.8 CRITICALtcp: fix potential race in tcp_v6_syn_recv_sock()
CVE-2026-431869.8 CRITICALipv6: ioam: fix heap buffer overflow in __ioam6_fill_trace_data()
CVE-2026-431859.8 CRITICALksmbd: fix signededness bug in smb_direct_prepare_negotiation()
CVE-2026-431149.4 CRITICALnetfilter: nft_set_pipapo_avx2: don't return non-matching entry on expiry
CVE-2026-431179.1 CRITICALbtrfs: tracepoints: get correct superblock from dentry in event btrfs_sync_file()
CVE-2026-431979.1 CRITICALnetconsole: avoid OOB reads, msg is not nul-terminated
CVE-2026-430839.1 CRITICALnet: ioam6: fix OOB and missing lock
CVE-2026-431588.8 HIGHxfs: fix freemap adjustments when adding xattrs to leaf blocks
CVE-2026-431128.8 HIGHfs/smb/client: fix out-of-bounds read in cifs_sanitize_prepath
CVE-2026-431138.8 HIGHwifi: wl1251: validate packet IDs before indexing tx_frames
CVE-2026-431108.8 HIGHwifi: brcmfmac: validate bsscfg indices in IF events
CVE-2026-432498.8 HIGH9p/xen: protect xen_9pfs_front_free against concurrent calls
CVE-2026-432398.8 HIGHsmb: client: prevent races in ->query_interfaces()
CVE-2026-432328.8 HIGHnet: wan: farsync: Fix use-after-free bugs caused by unfinished tasklets
CVE-2026-432838.8 HIGHnet: ethernet: ec_bhf: Fix dma_free_coherent() dma handle
CVE-2026-431728.8 HIGHwifi: iwlwifi: fix 22000 series SMEM parsing
CVE-2026-431768.8 HIGHwifi: rtw89: pci: validate release report content before using for RTL8922DE
CVE-2026-431878.8 HIGHxfs: delete attr leaf freemap entries when empty

Showing top 20 of 224 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2026-43081

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