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CVE-2026-46222— media: rockchip: rkcif: Add missing MUST_CONNECT flag to pads

AI Predicted 4.9 Difficulty: Easy EPSS 0.02% · P5

Affected Version Matrix 6

VendorProductVersion RangeStatus
LinuxLinux85411d17bee99b0a99e983f37188f9cdacfded54< 318142640590342bfec7aa06d0bdcd0ddbf953d0affected
85411d17bee99b0a99e983f37188f9cdacfded54< 8e3c751259dc2d1325838eff26f41032523c7b57affected
6.19affected
< 6.19unaffected
7.0.9≤ 7.0.*unaffected
7.1-rc1≤ *unaffected
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I. Basic Information for CVE-2026-46222

Vulnerability Information
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Vulnerability Title
media: rockchip: rkcif: Add missing MUST_CONNECT flag to pads
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: media: rockchip: rkcif: Add missing MUST_CONNECT flag to pads The pads missed checks for connected devices which may a null dereference when the stream is enabled. Unable to handle kernel NULL pointer dereference at virtual address 0000000000000020 pc : rkcif_interface_enable_streams+0x48/0xf0 lr : rkcif_interface_enable_streams+0x44/0xf0 Call trace: rkcif_interface_enable_streams+0x48/0xf0 v4l2_subdev_enable_streams+0x26c/0x3f0 rkcif_stream_start_streaming+0x140/0x278 vb2_start_streaming+0x74/0x188 vb2_core_streamon+0xe0/0x1d8 vb2_ioctl_streamon+0x60/0xa8 v4l_streamon+0x2c/0x40 __video_do_ioctl+0x34c/0x400 video_usercopy+0x2d0/0x800 video_ioctl2+0x20/0x60 v4l2_ioctl+0x48/0x78
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
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，该漏洞源于媒体rockchip rkcif驱动中缺少MUST_CONNECT标志，可能导致空指针取消引用。
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 85411d17bee99b0a99e983f37188f9cdacfded54 ~ 318142640590342bfec7aa06d0bdcd0ddbf953d0 -
LinuxLinux 6.19 -

II. Public POCs for CVE-2026-46222

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III. Intelligence Information for CVE-2026-46222

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Patches & Fixes for CVE-2026-46222 (2)

Same Patch Batch · Linux · 2026-05-28 · 138 CVEs total

CVE-2026-461359.8 CRITICALnvmet-tcp: fix race between ICReq handling and queue teardown
CVE-2026-461379.8 CRITICALmptcp: pm: ADD_ADDR rtx: fix potential data-race
CVE-2026-461959.8 CRITICALsmb: client: validate dacloffset before building DACL pointers
CVE-2026-461159.8 CRITICALblock: add pgmap check to biovec_phys_mergeable
CVE-2026-461859.1 CRITICALsmb/client: fix out-of-bounds read in symlink_data()
CVE-2026-461199.1 CRITICALlibceph: Fix slab-out-of-bounds access in auth message processing
CVE-2026-461559.1 CRITICALsmb/client: fix out-of-bounds read in smb2_compound_op()
CVE-2026-461528.8 HIGHwifi: mac80211: drop stray 'static' from fast-RX rx_result
CVE-2026-461988.8 HIGHbatman-adv: fix integer overflow on buff_pos
CVE-2026-461258.8 HIGHwifi: mac80211: remove station if connection prep fails
CVE-2026-462388.8 HIGHbatman-adv: stop caching unowned originator pointers in BAT IV
CVE-2026-461748.8 HIGHx86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache
CVE-2026-461138.8 HIGHKVM: x86: Fix shadow paging use-after-free due to unexpected GFN
CVE-2026-461668.8 HIGHwifi: mac80211: use safe list iteration in radar detect work
CVE-2026-462128.8 HIGHbatman-adv: bla: prevent use-after-free when deleting claims
CVE-2026-462328.1 HIGHHID: playstation: Clamp num_touch_reports
CVE-2026-461388.1 HIGHBluetooth: hci_event: Fix OOB read and infinite loop in hci_le_create_big_complete_evt
CVE-2026-462097.8 HIGHdrm/gem: Fix inconsistent plane dimension calculation in drm_gem_fb_init_with_funcs()
CVE-2026-462087.8 HIGHbatman-adv: stop tp_meter sessions during mesh teardown
CVE-2026-462277.8 HIGHsctp: revalidate list cursor after sctp_sendmsg_to_asoc() in SCTP_SENDALL

Showing top 20 of 138 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2026-46222

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