CVE-2023-53519— media: v4l2-mem2mem: add lock to protect parameter num_rdy
Possible ATT&CK Techniques 1AI
T1055 · Process InjectionAffected Version Matrix 18
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 908a0d7c588ef87e5cf0a26805e6002a78ac9d13< 690dd4780b3f4d755e4e7883e8c3d1b5052f6bf2 | affected |
908a0d7c588ef87e5cf0a26805e6002a78ac9d13< 7fc7f87725805197388ba749a1801df33000fa50 | affected | ||
908a0d7c588ef87e5cf0a26805e6002a78ac9d13< ef009fe2010ea2a3a7045ecb72729cf366e0967b | affected | ||
908a0d7c588ef87e5cf0a26805e6002a78ac9d13< e52de26cb37459b16213438a2c82feb155dd3bbd | affected | ||
908a0d7c588ef87e5cf0a26805e6002a78ac9d13< 1676748aa29099fc0abd71e0fb092e76e835f25c | affected | ||
908a0d7c588ef87e5cf0a26805e6002a78ac9d13< c71aa5f1cf961264690f2560503ea396b6e3c680 | affected | ||
908a0d7c588ef87e5cf0a26805e6002a78ac9d13< e01ea1c4191ee08440b5f86db98dff695e9cedf9 | affected | ||
908a0d7c588ef87e5cf0a26805e6002a78ac9d13< 56b5c3e67b0f9af3f45cf393be048ee8d8a92694 | affected | ||
| … +10 more rows | |||
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I. Basic Information for CVE-2023-53519
Vulnerability Information
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Vulnerability Title
media: v4l2-mem2mem: add lock to protect parameter num_rdy
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: media: v4l2-mem2mem: add lock to protect parameter num_rdy Getting below error when using KCSAN to check the driver. Adding lock to protect parameter num_rdy when getting the value with function: v4l2_m2m_num_src_bufs_ready/v4l2_m2m_num_dst_bufs_ready. kworker/u16:3: [name:report&]BUG: KCSAN: data-race in v4l2_m2m_buf_queue kworker/u16:3: [name:report&] kworker/u16:3: [name:report&]read-write to 0xffffff8105f35b94 of 1 bytes by task 20865 on cpu 7: kworker/u16:3: v4l2_m2m_buf_queue+0xd8/0x10c
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，该漏洞源于未对num_rdy参数进行加锁保护，可能导致数据竞争。
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-2023-53519
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Linux · 2025-10-01 · 169 CVEs total
| CVE-2023-53517 | 9.8 CRITICAL | tipc: do not update mtu if msg_max is too small in mtu negotiation |
| CVE-2023-53454 | 8.8 HIGH | HID: multitouch: Correct devm device reference for hidinput input_dev name |
| CVE-2025-39918 | 8.8 HIGH | wifi: mt76: fix linked list corruption |
| CVE-2025-39919 | 8.8 HIGH | wifi: mt76: mt7996: add missing check for rx wcid entries |
| CVE-2022-50442 | 8.4 HIGH | fs/ntfs3: Validate buffer length while parsing index |
| CVE-2023-53493 | 8.4 HIGH | accel/qaic: tighten bounds checking in decode_message() |
| CVE-2022-50421 | 7.8 HIGH | rpmsg: char: Avoid double destroy of default endpoint |
| CVE-2023-53484 | 7.8 HIGH | lib: cpu_rmap: Avoid use after free on rmap->obj array entries |
| CVE-2023-53510 | 7.8 HIGH | scsi: ufs: core: Fix handling of lrbp->cmd |
| CVE-2022-50440 | 7.8 HIGH | drm/vmwgfx: Validate the box size for the snooped cursor |
| CVE-2025-39924 | 7.8 HIGH | erofs: fix invalid algorithm for encoded extents |
| CVE-2023-53465 | 7.8 HIGH | soundwire: qcom: fix storing port config out-of-bounds |
| CVE-2023-53506 | 7.8 HIGH | udf: Do not bother merging very long extents |
| CVE-2025-39927 | 7.8 HIGH | ceph: fix race condition validating r_parent before applying state |
| CVE-2022-50454 | 7.8 HIGH | drm/nouveau: fix a use-after-free in nouveau_gem_prime_import_sg_table() |
| CVE-2022-50437 | 7.8 HIGH | drm/msm/hdmi: fix memory corruption with too many bridges |
| CVE-2023-53494 | 7.8 HIGH | crypto: xts - Handle EBUSY correctly |
| CVE-2023-53492 | 7.8 HIGH | netfilter: nf_tables: do not ignore genmask when looking up chain by id |
| CVE-2022-50432 | 7.8 HIGH | kernfs: fix use-after-free in __kernfs_remove |
| CVE-2023-53490 | 7.8 HIGH | mptcp: fix disconnect vs accept race |
Showing top 20 of 169 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Linux
- CVE-2026-74579
netfilter: nft_payload: fix mask build for partial field off - CVE-2026-74578
crypto: algif_skcipher - force synchronous processing on tre - CVE-2026-74577
net: mpls: initialize rtm_tos in mpls_getroute() - CVE-2026-74576
mm/slab: prevent unbounded recursion in free path with new k - CVE-2026-74574
dmaengine: idxd: fix fdev setup failure cleanup in idxd_cdev
Same vendor: Linux
- CVE-2026-74579
netfilter: nft_payload: fix mask build for partial field off - CVE-2026-74578
crypto: algif_skcipher - force synchronous processing on tre - CVE-2026-74577
net: mpls: initialize rtm_tos in mpls_getroute() - CVE-2026-74576
mm/slab: prevent unbounded recursion in free path with new k - CVE-2026-74574
dmaengine: idxd: fix fdev setup failure cleanup in idxd_cdev
V. Comments for CVE-2023-53519
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