CVE-2023-53017— Bluetooth: hci_sync: fix memory leak in hci_update_adv_data()
Possible ATT&CK Techniques 1AI
T1496 · Resource HijackingAffected Version Matrix 6
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I. Basic Information for CVE-2023-53017
Vulnerability Information
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Vulnerability Title
Bluetooth: hci_sync: fix memory leak in hci_update_adv_data()
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_sync: fix memory leak in hci_update_adv_data() When hci_cmd_sync_queue() failed in hci_update_adv_data(), inst_ptr is not freed, which will cause memory leak, convert to use ERR_PTR/PTR_ERR to pass the instance to callback so no memory needs to be allocated.
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，该漏洞源于蓝牙hci_sync更新广告数据时内存泄漏。
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
II. Public POCs for CVE-2023-53017
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Linux · 2025-03-27 · 124 CVEs total
| CVE-2023-53006 | 9.8 CRITICAL | cifs: Fix oops due to uncleared server->smbd_conn in reconnect |
| CVE-2025-21876 | 8.8 HIGH | iommu/vt-d: Fix suspicious RCU usage |
| CVE-2025-21890 | 8.2 HIGH | idpf: fix checksums set in idpf_rx_rsc() |
| CVE-2023-52983 | 7.8 HIGH | block, bfq: fix uaf for bfqq in bic_set_bfqq() |
| CVE-2023-52930 | 7.8 HIGH | drm/i915: Fix potential bit_17 double-free |
| CVE-2023-52931 | 7.8 HIGH | drm/i915: Avoid potential vm use-after-free |
| CVE-2023-52934 | 7.8 HIGH | mm/MADV_COLLAPSE: catch !none !huge !bad pmd lookups |
| CVE-2023-52935 | 7.8 HIGH | mm/khugepaged: fix ->anon_vma race |
| CVE-2025-21867 | 7.8 HIGH | bpf, test_run: Fix use-after-free issue in eth_skb_pkt_type() |
| CVE-2022-49760 | 7.8 HIGH | mm/hugetlb: fix PTE marker handling in hugetlb_change_protection() |
| CVE-2023-52973 | 7.8 HIGH | vc_screen: move load of struct vc_data pointer in vcs_read() to avoid UAF |
| CVE-2023-52974 | 7.8 HIGH | scsi: iscsi_tcp: Fix UAF during login when accessing the shost ipaddress |
| CVE-2023-52975 | 7.8 HIGH | scsi: iscsi_tcp: Fix UAF during logout when accessing the shost ipaddress |
| CVE-2023-53009 | 7.8 HIGH | drm/amdkfd: Add sync after creating vram bo |
| CVE-2023-53033 | 7.8 HIGH | netfilter: nft_payload: incorrect arithmetics when fetching VLAN header bits |
| CVE-2023-53028 | 7.8 HIGH | Revert "wifi: mac80211: fix memory leak in ieee80211_if_add()" |
| CVE-2023-53026 | 7.8 HIGH | RDMA/core: Fix ib block iterator counter overflow |
| CVE-2023-53023 | 7.8 HIGH | net: nfc: Fix use-after-free in local_cleanup() |
| CVE-2023-53021 | 7.8 HIGH | net/sched: sch_taprio: fix possible use-after-free |
| CVE-2023-52988 | 7.8 HIGH | ALSA: hda/via: Avoid potential array out-of-bound in add_secret_dac_path() |
Showing top 20 of 124 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Linux
- 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 - CVE-2026-74575
thunderbolt: Prevent XDomain delayed work use-after-free on - CVE-2026-74573
iommu/arm-smmu-v3-iommufd: Require exactly one Stream ID for
Same vendor: Linux
- 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 - CVE-2026-74575
thunderbolt: Prevent XDomain delayed work use-after-free on - CVE-2026-74573
iommu/arm-smmu-v3-iommufd: Require exactly one Stream ID for
V. Comments for CVE-2023-53017
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