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CVE-2026-46144— RDMA/mana: Fix error unwind in mana_ib_create_qp_rss()

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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mana_ib_create_qp_rss()中错误展开时mana_ib_cfg_vport_steering()泄漏，可能导致资源泄漏。

AI Predicted 3.3 Difficulty: Easy EPSS 0.13% · P3

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 12

VendorProduct Version RangeStatus
Linux Linux 0266a177631d4c6b963b5b12dd986a8c5abdbf06< 190e570cc0fc7f57eacf80d2b854ba54b4dfad6b affected
0266a177631d4c6b963b5b12dd986a8c5abdbf06< 726af85ea4af750b2f75095e24e3cd99797344cb affected
0266a177631d4c6b963b5b12dd986a8c5abdbf06< ab64c63b460bbd0521480bf90d5695783f5e66bc affected
0266a177631d4c6b963b5b12dd986a8c5abdbf06< 30e8a2f33815d8f51b8f8b829c07af16c671cc27 affected
0266a177631d4c6b963b5b12dd986a8c5abdbf06< 6aaa978c6b6218cfac15fe1dab17c76fe229ce3f affected
6.2 affected
< 6.2 unaffected
6.6.141≤ 6.6.* unaffected
… +4 more rows
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I. Basic Information for CVE-2026-46144

Vulnerability Information
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Vulnerability Title
RDMA/mana: Fix error unwind in mana_ib_create_qp_rss()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Fix error unwind in mana_ib_create_qp_rss() Sashiko points out that mana_ib_cfg_vport_steering() is leaked, the normal destroy path cleans it 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mana_ib_create_qp_rss()中错误展开时mana_ib_cfg_vport_steering()泄漏，可能导致资源泄漏。
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

Vendor Product Affected Versions CPE Subscribe
Linux Linux 0266a177631d4c6b963b5b12dd986a8c5abdbf06 ~ 190e570cc0fc7f57eacf80d2b854ba54b4dfad6b -
Linux Linux 6.2 -

II. Public POCs for CVE-2026-46144

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-46144

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Patches & Fixes for CVE-2026-46144 (5)

Same Patch Batch · Linux · 2026-05-28 · 135 CVEs total

CVE-2026-46195 9.8 CRITICAL smb: client: validate dacloffset before building DACL pointers
CVE-2026-46135 9.8 CRITICAL nvmet-tcp: fix race between ICReq handling and queue teardown
CVE-2026-46137 9.8 CRITICAL mptcp: pm: ADD_ADDR rtx: fix potential data-race
CVE-2026-46115 9.8 CRITICAL block: add pgmap check to biovec_phys_mergeable
CVE-2026-46155 9.1 CRITICAL smb/client: fix out-of-bounds read in smb2_compound_op()
CVE-2026-46185 9.1 CRITICAL smb/client: fix out-of-bounds read in symlink_data()
CVE-2026-46119 9.1 CRITICAL libceph: Fix slab-out-of-bounds access in auth message processing
CVE-2026-46238 8.8 HIGH batman-adv: stop caching unowned originator pointers in BAT IV
CVE-2026-46174 8.8 HIGH x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache
CVE-2026-46125 8.8 HIGH wifi: mac80211: remove station if connection prep fails
CVE-2026-46198 8.8 HIGH batman-adv: fix integer overflow on buff_pos
CVE-2026-46166 8.8 HIGH wifi: mac80211: use safe list iteration in radar detect work
CVE-2026-46212 8.8 HIGH batman-adv: bla: prevent use-after-free when deleting claims
CVE-2026-46152 8.8 HIGH wifi: mac80211: drop stray 'static' from fast-RX rx_result
CVE-2026-46113 8.8 HIGH KVM: x86: Fix shadow paging use-after-free due to unexpected GFN
CVE-2026-46138 8.1 HIGH Bluetooth: hci_event: Fix OOB read and infinite loop in hci_le_create_big_complete_evt
CVE-2026-46232 8.1 HIGH HID: playstation: Clamp num_touch_reports
CVE-2026-46157 7.8 HIGH ALSA: pcm: oss: Fix data race at accessing runtime.oss.trigger
CVE-2026-46176 7.8 HIGH RDMA/mlx5: Fix error path fall-through in mlx5_ib_dev_res_srq_init()
CVE-2026-46215 7.8 HIGH drm: Set old handle to NULL before prime swap in change_handle

Showing top 20 of 135 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2026-46144

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