CVE-2025-38737— cifs: Fix oops due to uninitialised variable
Possible ATT&CK Techniques 1AI
T1499 · Endpoint Denial of ServiceAffected Version Matrix 8
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | a2906d3316fc19bf0ade84618bb73eab604c447e< 4931fe2dbe1cc0e7d350a4b51b0b330e43971d98 | affected |
a2906d3316fc19bf0ade84618bb73eab604c447e< 6adaa9fae36f848afa7278945d725e197e33c496 | affected | ||
a2906d3316fc19bf0ade84618bb73eab604c447e< 453a6d2a68e54a483d67233c6e1e24c4095ee4be | affected | ||
6.12 | affected | ||
< 6.12 | unaffected | ||
6.12.44≤ 6.12.* | unaffected | ||
6.16.4≤ 6.16.* | unaffected | ||
6.17≤ * | unaffected |
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I. Basic Information for CVE-2025-38737
Vulnerability Information
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Vulnerability Title
cifs: Fix oops due to uninitialised variable
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: cifs: Fix oops due to uninitialised variable Fix smb3_init_transform_rq() to initialise buffer to NULL before calling netfs_alloc_folioq_buffer() as netfs assumes it can append to the buffer it is given. Setting it to NULL means it should start a fresh buffer, but the value is currently undefined.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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中未初始化变量导致崩溃。
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-2025-38737
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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Same Patch Batch · Linux · 2025-09-05 · 60 CVEs total
| CVE-2025-39726 | 9.8 CRITICAL | s390/ism: fix concurrency management in ism_cmd() |
| CVE-2025-39682 | 9.8 CRITICAL | tls: fix handling of zero-length records on the rx_list |
| CVE-2025-39702 | 9.8 CRITICAL | ipv6: sr: Fix MAC comparison to be constant-time |
| CVE-2025-39703 | 9.8 CRITICAL | net, hsr: reject HSR frame if skb can't hold tag |
| CVE-2025-39673 | 9.8 CRITICAL | ppp: fix race conditions in ppp_fill_forward_path |
| CVE-2025-38734 | 9.8 CRITICAL | net/smc: fix UAF on smcsk after smc_listen_out() |
| CVE-2025-39704 | 8.8 HIGH | LoongArch: KVM: Fix stack protector issue in send_ipi_data() |
| CVE-2025-39718 | 8.4 HIGH | vsock/virtio: Validate length in packet header before skb_put() |
| CVE-2025-39714 | 7.8 HIGH | media: usbtv: Lock resolution while streaming |
| CVE-2025-39717 | 7.8 HIGH | open_tree_attr: do not allow id-mapping changes without OPEN_TREE_CLONE |
| CVE-2025-39711 | 7.8 HIGH | media: ivsc: Fix crash at shutdown due to missing mei_cldev_disable() calls |
| CVE-2025-39710 | 7.8 HIGH | media: venus: Add a check for packet size after reading from shared memory |
| CVE-2025-39698 | 7.8 HIGH | io_uring/futex: ensure io_futex_wait() cleans up properly on failure |
| CVE-2025-38731 | 7.8 HIGH | drm/xe: Fix vm_bind_ioctl double free bug |
| CVE-2025-39696 | 7.8 HIGH | ALSA: hda: tas2781: Fix wrong reference of tasdevice_priv |
| CVE-2025-39697 | 7.8 HIGH | NFS: Fix a race when updating an existing write |
| CVE-2025-39691 | 7.8 HIGH | fs/buffer: fix use-after-free when call bh_read() helper |
| CVE-2025-39689 | 7.8 HIGH | ftrace: Also allocate and copy hash for reading of filter files |
| CVE-2025-38733 | 7.8 HIGH | s390/mm: Do not map lowcore with identity mapping |
| CVE-2025-39680 | 7.8 HIGH | i2c: rtl9300: Fix out-of-bounds bug in rtl9300_i2c_smbus_xfer |
Showing top 20 of 60 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Linux
- CVE-2026-64582
RDMA/rxe: Fix a use-after-free problem in rxe_mmap - CVE-2026-64581
xfrm: fix sk_dst_cache double-free in xfrm_user_policy() - CVE-2026-64580
xfrm6: clear dst.dev on error to avoid double netdev_put in - CVE-2026-64578
ksmbd: validate compound request size before reading Structu - CVE-2026-64579
xfrm: policy: preallocate inexact bins before xfrm_hash_rebu
Same vendor: Linux
- CVE-2026-64582
RDMA/rxe: Fix a use-after-free problem in rxe_mmap - CVE-2026-64581
xfrm: fix sk_dst_cache double-free in xfrm_user_policy() - CVE-2026-64580
xfrm6: clear dst.dev on error to avoid double netdev_put in - CVE-2026-64578
ksmbd: validate compound request size before reading Structu - CVE-2026-64579
xfrm: policy: preallocate inexact bins before xfrm_hash_rebu
V. Comments for CVE-2025-38737
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