CVE-2023-54260— cifs: Fix lost destroy smbd connection when MR allocate failed
Possible ATT&CK Techniques 1AI
T1499 · Endpoint Denial of ServiceAffected Version Matrix 16
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | c7398583340a6d82b8bb7f7f21edcde27dc6a898< d303e25887127364a6765eaf7ac68aa2bac518a9 | affected |
c7398583340a6d82b8bb7f7f21edcde27dc6a898< 324c0c34fff1affd436e509325cb46739209704e | affected | ||
c7398583340a6d82b8bb7f7f21edcde27dc6a898< caac205e0d5b44c4c23a10c6c0976d50ebe16ac2 | affected | ||
c7398583340a6d82b8bb7f7f21edcde27dc6a898< 46cd6c639cddba2bd2d810ceb16bb20374ad75b0 | affected | ||
c7398583340a6d82b8bb7f7f21edcde27dc6a898< c51ae01104b318bf15f3c5097faba5c72addba7a | affected | ||
c7398583340a6d82b8bb7f7f21edcde27dc6a898< 04b7e13b8a13264282f874db5378fc3d3253cfac | affected | ||
c7398583340a6d82b8bb7f7f21edcde27dc6a898< e9d3401d95d62a9531082cd2453ed42f2740e3fd | affected | ||
4.16 | affected | ||
| … +8 more rows | |||
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I. Basic Information for CVE-2023-54260
Vulnerability Information
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Vulnerability Title
cifs: Fix lost destroy smbd connection when MR allocate failed
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: cifs: Fix lost destroy smbd connection when MR allocate failed If the MR allocate failed, the smb direct connection info is NULL, then smbd_destroy() will directly return, then the connection info will be leaked. Let's set the smb direct connection info to the server before call smbd_destroy().
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cifs中MR分配失败时未正确销毁smbd连接，可能导致连接信息泄露。
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-2023-54260
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2023-54260 (7)
Same Patch Batch · Linux · 2025-12-30 · 244 CVEs total
| CVE-2023-54265 | ipv6: Fix an uninit variable access bug in __ip6_make_skb() | |
| CVE-2023-54250 | ksmbd: avoid out of bounds access in decode_preauth_ctxt() | |
| CVE-2023-54249 | bus: mhi: ep: Only send -ENOTCONN status if client driver is available | |
| CVE-2023-54251 | net/sched: taprio: Limit TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME to INT_MAX. | |
| CVE-2023-54253 | btrfs: set page extent mapped after read_folio in relocate_one_page | |
| CVE-2023-54252 | platform/x86: think-lmi: Fix memory leaks when parsing ThinkStation WMI strings | |
| CVE-2023-54254 | drm/ttm: Don't leak a resource on eviction error | |
| CVE-2023-54255 | sh: dma: Fix DMA channel offset calculation | |
| CVE-2023-54257 | net: macb: fix a memory corruption in extended buffer descriptor mode | |
| CVE-2023-54258 | cifs: fix potential oops in cifs_oplock_break | |
| CVE-2023-54259 | soundwire: bus: Fix unbalanced pm_runtime_put() causing usage count underflow | |
| CVE-2023-54261 | drm/amdkfd: Add missing gfx11 MQD manager callbacks | |
| CVE-2023-54262 | net/mlx5e: Don't clone flow post action attributes second time | |
| CVE-2023-54263 | drm/nouveau/kms/nv50-: init hpd_irq_lock for PIOR DP | |
| CVE-2023-54264 | fs/sysv: Null check to prevent null-ptr-deref bug | |
| CVE-2023-54266 | media: dvb-usb: m920x: Fix a potential memory leak in m920x_i2c_xfer() | |
| CVE-2023-54275 | wifi: ath11k: Fix memory leak in ath11k_peer_rx_frag_setup | |
| CVE-2023-54276 | nfsd: move init of percpu reply_cache_stats counters back to nfsd_init_net | |
| CVE-2023-54278 | s390/vmem: split pages when debug pagealloc is enabled | |
| CVE-2023-54274 | RDMA/srpt: Add a check for valid 'mad_agent' pointer |
Showing top 20 of 244 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Linux
- CVE-2026-64536
staging: rtl8723bs: fix OOB reads in is_ap_in_tkip() IE loop - CVE-2026-64535
nvmet-tcp: Fix potential UAF when ddgst mismatch - CVE-2026-64534
nvmet-tcp: check INIT_FAILED before nvmet_req_uninit in dige - CVE-2026-64533
fs/ntfs3: validate lcns_follow in log_replay conversion - CVE-2026-64531
net: openvswitch: reject oversized nested action attrs
Same vendor: Linux
- CVE-2026-64536
staging: rtl8723bs: fix OOB reads in is_ap_in_tkip() IE loop - CVE-2026-64535
nvmet-tcp: Fix potential UAF when ddgst mismatch - CVE-2026-64534
nvmet-tcp: check INIT_FAILED before nvmet_req_uninit in dige - CVE-2026-64533
fs/ntfs3: validate lcns_follow in log_replay conversion - CVE-2026-64531
net: openvswitch: reject oversized nested action attrs
V. Comments for CVE-2023-54260
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