CVE-2023-53807— clk: clocking-wizard: Fix Oops in clk_wzrd_register_divider()
Possible ATT&CK Techniques 1AI
T1068 · Exploitation for Privilege EscalationAffected Version Matrix 12
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 5a853722eb32188647a541802d51d0db423b9baf< 2f276dd9c0f835242836d9f6823035158ce2585c | affected |
5a853722eb32188647a541802d51d0db423b9baf< b35cb0c05b8dafe23ae5e8b605a91b88bcf4aba7 | affected | ||
5a853722eb32188647a541802d51d0db423b9baf< 25dbdfb7b71ef8601d00c6d9a2b1a96de28b30c5 | affected | ||
5a853722eb32188647a541802d51d0db423b9baf< f078a65ebf930f4305e3c415a8338d22391642c9 | affected | ||
5a853722eb32188647a541802d51d0db423b9baf< 9c632a6396505a019ea6d12b5ab45e659a542a93 | affected | ||
5.13 | affected | ||
< 5.13 | unaffected | ||
5.15.121≤ 5.15.* | unaffected | ||
| … +4 more rows | |||
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I. Basic Information for CVE-2023-53807
Vulnerability Information
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Vulnerability Title
clk: clocking-wizard: Fix Oops in clk_wzrd_register_divider()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: clk: clocking-wizard: Fix Oops in clk_wzrd_register_divider() Smatch detected this potential error pointer dereference clk_wzrd_register_divider(). If devm_clk_hw_register() fails then it sets "hw" to an error pointer and then dereferences it on the next line. Return the error directly instead.
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clk_wzrd_register_divider未正确处理错误指针，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
II. Public POCs for CVE-2023-53807
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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Same Patch Batch · Linux · 2025-12-09 · 152 CVEs total
| CVE-2022-50666 | 9.8 CRITICAL | RDMA/siw: Fix QP destroy to wait for all references dropped. |
| CVE-2025-40343 | 9.8 CRITICAL | nvmet-fc: avoid scheduling association deletion twice |
| CVE-2023-53794 | 9.8 CRITICAL | cifs: fix session state check in reconnect to avoid use-after-free issue |
| CVE-2025-40342 | 8.8 HIGH | nvme-fc: use lock accessing port_state and rport state |
| CVE-2023-53822 | 8.8 HIGH | wifi: ath11k: Ignore frags from uninitialized peer in dp. |
| CVE-2023-53785 | 8.8 HIGH | mt76: mt7921: don't assume adequate headroom for SDIO headers |
| CVE-2025-40336 | 8.8 HIGH | drm/gpusvm: fix hmm_pfn_to_map_order() usage |
| CVE-2023-53827 | 8.8 HIGH | Bluetooth: L2CAP: Fix use-after-free in l2cap_disconnect_{req,rsp} |
| CVE-2025-40328 | 8.8 HIGH | smb: client: fix potential UAF in smb2_close_cached_fid() |
| CVE-2023-53851 | 8.4 HIGH | drm/msm/dp: Drop aux devices together with DP controller |
| CVE-2025-40337 | 8.2 HIGH | net: stmmac: Correctly handle Rx checksum offload errors |
| CVE-2022-50656 | 8.1 HIGH | nfc: pn533: Clear nfc_target before being used |
| CVE-2023-53803 | 8.1 HIGH | scsi: ses: Fix slab-out-of-bounds in ses_enclosure_data_process() |
| CVE-2023-53800 | 7.8 HIGH | ubi: Fix use-after-free when volume resizing failed |
| CVE-2023-53860 | 7.8 HIGH | dm: don't attempt to queue IO under RCU protection |
| CVE-2023-53829 | 7.8 HIGH | f2fs: flush inode if atomic file is aborted |
| CVE-2023-53790 | 7.8 HIGH | bpf: Zeroing allocated object from slab in bpf memory allocator |
| CVE-2023-53836 | 7.8 HIGH | bpf, sockmap: Fix skb refcnt race after locking changes |
| CVE-2023-53844 | 7.8 HIGH | drm/ttm: Don't leak a resource on swapout move error |
| CVE-2023-53846 | 7.8 HIGH | f2fs: fix to do sanity check on direct node in truncate_dnode() |
Showing top 20 of 152 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
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