CVE-2023-53700— media: max9286: Fix memleak in max9286_v4l2_register()
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I. Basic Information for CVE-2023-53700
Vulnerability Information
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Vulnerability Title
media: max9286: Fix memleak in max9286_v4l2_register()
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: media: max9286: Fix memleak in max9286_v4l2_register() There is a kmemleak when testing the media/i2c/max9286.c with bpf mock device: kmemleak: 5 new suspected memory leaks (see /sys/kernel/debug/kmemleak) unreferenced object 0xffff88810defc400 (size 256): comm "python3", pid 278, jiffies 4294737563 (age 31.978s) hex dump (first 32 bytes): 28 06 a7 0a 81 88 ff ff 00 fe 22 12 81 88 ff ff (........."..... 10 c4 ef 0d 81 88 ff ff 10 c4 ef 0d 81 88 ff ff ................ backtrace: [<00000000191de6a7>] __kmalloc_node+0x44/0x1b0 [<000000002f4912b7>] kvmalloc_node+0x34/0x180 [<0000000057dc4cae>] v4l2_ctrl_new+0x325/0x10f0 [videodev] [<0000000026030272>] v4l2_ctrl_new_std+0x16f/0x210 [videodev] [<00000000f0d9ea2f>] max9286_probe+0x76e/0xbff [max9286] [<00000000ea8f6455>] i2c_device_probe+0x28d/0x680 [<0000000087529af3>] really_probe+0x17c/0x3f0 [<00000000b08be526>] __driver_probe_device+0xe3/0x170 [<000000004382edea>] driver_probe_device+0x49/0x120 [<000000007bde528a>] __device_attach_driver+0xf7/0x150 [<000000009f9c6ab4>] bus_for_each_drv+0x114/0x180 [<00000000c8aaf588>] __device_attach+0x1e5/0x2d0 [<0000000041cc06b9>] bus_probe_device+0x126/0x140 [<000000002309860d>] device_add+0x810/0x1130 [<000000002827bf98>] i2c_new_client_device+0x359/0x4f0 [<00000000593bdc85>] of_i2c_register_device+0xf1/0x110 max9286_v4l2_register() calls v4l2_ctrl_new_std(), but won't free the created v412_ctrl when fwnode_graph_get_endpoint_by_id() failed, which causes the memleak. Call v4l2_ctrl_handler_free() to free the v412_ctrl.
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max9286_v4l2_register函数存在内存泄漏问题。
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
II. Public POCs for CVE-2023-53700
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Same Patch Batch · Linux · 2025-10-22 · 67 CVEs total
| CVE-2023-53710 | wifi: mt76: mt7921: fix error code of return in mt7921_acpi_read | |
| CVE-2023-53729 | soc: qcom: qmi_encdec: Restrict string length in decode | |
| CVE-2023-53727 | net/sched: fq_pie: avoid stalls in fq_pie_timer() | |
| CVE-2023-53728 | posix-timers: Ensure timer ID search-loop limit is valid | |
| CVE-2023-53717 | wifi: ath9k: Fix potential stack-out-of-bounds write in ath9k_wmi_rsp_callback() | |
| CVE-2023-53715 | wifi: brcmfmac: cfg80211: Pass the PMK in binary instead of hex | |
| CVE-2023-53714 | drm/stm: ltdc: fix late dereference check | |
| CVE-2023-53713 | arm64: sme: Use STR P to clear FFR context field in streaming SVE mode | |
| CVE-2023-53712 | ARM: 9317/1: kexec: Make smp stop calls asynchronous | |
| CVE-2023-53711 | NFS: Fix a potential data corruption | |
| CVE-2023-53716 | net: fix skb leak in __skb_tstamp_tx() | |
| CVE-2023-53709 | ring-buffer: Handle race between rb_move_tail and rb_check_pages | |
| CVE-2023-53707 | drm/amdgpu: Fix integer overflow in amdgpu_cs_pass1 | |
| CVE-2023-53708 | ACPI: x86: s2idle: Catch multiple ACPI_TYPE_PACKAGE objects | |
| CVE-2023-53705 | ipv6: Fix out-of-bounds access in ipv6_find_tlv() | |
| CVE-2023-53706 | mm/vmemmap/devdax: fix kernel crash when probing devdax devices | |
| CVE-2023-53704 | clk: imx: clk-imx8mp: improve error handling in imx8mp_clocks_probe() | |
| CVE-2023-53702 | s390/crypto: use vector instructions only if available for ChaCha20 | |
| CVE-2023-53703 | HID: amd_sfh: Fix for shift-out-of-bounds | |
| CVE-2023-53699 | riscv: move memblock_allow_resize() after linear mapping is ready |
Showing top 20 of 67 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Linux
- CVE-2026-43500
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unshare: fix unshare_fs() handling
Same vendor: Linux
- CVE-2026-43500
rxrpc: Also unshare DATA/RESPONSE packets when paged frags a - CVE-2026-43475
scsi: storvsc: Fix scheduling while atomic on PREEMPT_RT - CVE-2026-43474
fs: init flags_valid before calling vfs_fileattr_get - CVE-2026-43473
scsi: mpi3mr: Add NULL checks when resetting request and rep - CVE-2026-43472
unshare: fix unshare_fs() handling
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