CVE-2023-53786— dm flakey: fix a crash with invalid table line
Possible ATT&CK Techniques 2AI
T1068 · Exploitation for Privilege Escalation T1499 · Endpoint Denial of ServiceAffected Version Matrix 20
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | a3998799fb4df0b0af8271a7d50c4269032397aa< f95cb1526669ccdf7eb12eefd57a893953e3595f | affected |
a3998799fb4df0b0af8271a7d50c4269032397aa< 12849ed107c0b2869fb775c81208050899006f07 | affected | ||
a3998799fb4df0b0af8271a7d50c4269032397aa< 337b7af273562b73c46ef77a724604ad139ca762 | affected | ||
a3998799fb4df0b0af8271a7d50c4269032397aa< a1e3fffe02e05c05357af91364ac0fc1ed425b5b | affected | ||
a3998799fb4df0b0af8271a7d50c4269032397aa< f76fcb9d43ec014ac4a1bb983768696d5b032df9 | affected | ||
a3998799fb4df0b0af8271a7d50c4269032397aa< cb874a190f3f7c3c3fa5b979bee7a3b8cc3a19cc | affected | ||
a3998799fb4df0b0af8271a7d50c4269032397aa< 83b4e3d878ea6be9aec1d5a1ab177c766c64d1a0 | affected | ||
a3998799fb4df0b0af8271a7d50c4269032397aa< 8258d84a7917aeece773716518deadb7ad776cb7 | affected | ||
| … +12 more rows | |||
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I. Basic Information for CVE-2023-53786
Vulnerability Information
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Vulnerability Title
dm flakey: fix a crash with invalid table line
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: dm flakey: fix a crash with invalid table line This command will crash with NULL pointer dereference: dmsetup create flakey --table \ "0 `blockdev --getsize /dev/ram0` flakey /dev/ram0 0 0 1 2 corrupt_bio_byte 512" Fix the crash by checking if arg_name is non-NULL before comparing it.
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，该漏洞源于无效表行导致的崩溃问题。
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-2023-53786
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Linux · 2025-12-09 · 152 CVEs total
| CVE-2023-53827 | Bluetooth: L2CAP: Fix use-after-free in l2cap_disconnect_{req,rsp} | |
| CVE-2023-53846 | f2fs: fix to do sanity check on direct node in truncate_dnode() | |
| CVE-2023-53845 | nilfs2: fix infinite loop in nilfs_mdt_get_block() | |
| CVE-2023-53844 | drm/ttm: Don't leak a resource on swapout move error | |
| CVE-2023-53843 | net: openvswitch: reject negative ifindex | |
| CVE-2023-53842 | ASoC: codecs: wcd-mbhc-v2: fix resource leaks on component remove | |
| CVE-2023-53841 | devlink: report devlink_port_type_warn source device | |
| CVE-2023-53840 | usb: early: xhci-dbc: Fix a potential out-of-bound memory access | |
| CVE-2023-53839 | dccp: fix data-race around dp->dccps_mss_cache | |
| CVE-2023-53838 | f2fs: synchronize atomic write aborts | |
| CVE-2023-53837 | drm/msm: fix NULL-deref on snapshot tear down | |
| CVE-2023-53836 | bpf, sockmap: Fix skb refcnt race after locking changes | |
| CVE-2023-53834 | iio: adc: ina2xx: avoid NULL pointer dereference on OF device match | |
| CVE-2023-53833 | drm/i915: Fix NULL ptr deref by checking new_crtc_state | |
| CVE-2023-53832 | md/raid10: fix null-ptr-deref in raid10_sync_request | |
| CVE-2023-53831 | net: read sk->sk_family once in sk_mc_loop() | |
| CVE-2023-53830 | platform/x86: think-lmi: Fix memory leak when showing current settings | |
| CVE-2023-53829 | f2fs: flush inode if atomic file is aborted | |
| CVE-2023-53828 | Bluetooth: hci_sync: Avoid use-after-free in dbg for hci_add_adv_monitor() | |
| CVE-2022-50675 | arm64: mte: Avoid setting PG_mte_tagged if no tags cleared or restored |
Showing top 20 of 152 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Linux
- CVE-2026-53366
ipv4: account for fraggap on the paged allocation path - CVE-2026-53365
vsock/virtio: fix zerocopy completion for multi-skb sends - CVE-2026-53364
Bluetooth: hci_conn: Fix memory leak in hci_le_big_terminate - CVE-2026-53363
xfrm: iptfs: preserve shared-frag marker in iptfs_consume_fr - CVE-2026-53362
ipv6: account for fraggap on the paged allocation path
Same vendor: Linux
- CVE-2026-53366
ipv4: account for fraggap on the paged allocation path - CVE-2026-53365
vsock/virtio: fix zerocopy completion for multi-skb sends - CVE-2026-53364
Bluetooth: hci_conn: Fix memory leak in hci_le_big_terminate - CVE-2026-53363
xfrm: iptfs: preserve shared-frag marker in iptfs_consume_fr - CVE-2026-53362
ipv6: account for fraggap on the paged allocation path
V. Comments for CVE-2023-53786
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