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CVE-2025-38175— binder: fix yet another UAF in binder_devices

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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，该漏洞源于释放后重用，可能导致内存损坏。

CVSS 7.8 · High EPSS 0.17% · P6

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 8

VendorProduct Version RangeStatus
Linux Linux 12d909cac1e1c4147cc3417fee804ee12fc6b984< 4a7694f499cae5b83412c5281bf2c961f34f2ed6 affected
12d909cac1e1c4147cc3417fee804ee12fc6b984< 72a726fb5f25fbb31d6060acfb671c1955831245 affected
12d909cac1e1c4147cc3417fee804ee12fc6b984< 9857af0fcff385c75433f2162c30c62eb912ef6d affected
6.14 affected
< 6.14 unaffected
6.14.11≤ 6.14.* unaffected
6.15.2≤ 6.15.* unaffected
6.16≤ * unaffected
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I. Basic Information for CVE-2025-38175

Vulnerability Information
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Vulnerability Title
binder: fix yet another UAF in binder_devices
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: binder: fix yet another UAF in binder_devices Commit e77aff5528a18 ("binderfs: fix use-after-free in binder_devices") addressed a use-after-free where devices could be released without first being removed from the binder_devices list. However, there is a similar path in binder_free_proc() that was missed: ================================================================== BUG: KASAN: slab-use-after-free in binder_remove_device+0xd4/0x100 Write of size 8 at addr ffff0000c773b900 by task umount/467 CPU: 12 UID: 0 PID: 467 Comm: umount Not tainted 6.15.0-rc7-00138-g57483a362741 #9 PREEMPT Hardware name: linux,dummy-virt (DT) Call trace: binder_remove_device+0xd4/0x100 binderfs_evict_inode+0x230/0x2f0 evict+0x25c/0x5dc iput+0x304/0x480 dentry_unlink_inode+0x208/0x46c __dentry_kill+0x154/0x530 [...] Allocated by task 463: __kmalloc_cache_noprof+0x13c/0x324 binderfs_binder_device_create.isra.0+0x138/0xa60 binder_ctl_ioctl+0x1ac/0x230 [...] Freed by task 215: kfree+0x184/0x31c binder_proc_dec_tmpref+0x33c/0x4ac binder_deferred_func+0xc10/0x1108 process_one_work+0x520/0xba4 [...] ================================================================== Call binder_remove_device() within binder_free_proc() to ensure the device is removed from the binder_devices list before being kfreed.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/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，该漏洞源于释放后重用，可能导致内存损坏。
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

Vendor Product Affected Versions CPE Subscribe
Linux Linux 12d909cac1e1c4147cc3417fee804ee12fc6b984 ~ 4a7694f499cae5b83412c5281bf2c961f34f2ed6 -
Linux Linux 6.14 -

II. Public POCs for CVE-2025-38175

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III. Intelligence Information for CVE-2025-38175

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Same Patch Batch · Linux · 2025-07-04 · 59 CVEs total

CVE-2025-38209 9.8 CRITICAL nvme-tcp: remove tag set when second admin queue config fails
CVE-2025-38211 9.8 CRITICAL RDMA/iwcm: Fix use-after-free of work objects after cm_id destruction
CVE-2025-38174 8.8 HIGH thunderbolt: Do not double dequeue a configuration request
CVE-2025-38216 8.8 HIGH iommu/vt-d: Restore context entry setup order for aliased devices
CVE-2025-38233 7.8 HIGH powerpc64/ftrace: fix clobbered r15 during livepatching
CVE-2025-38230 7.8 HIGH jfs: validate AG parameters in dbMount() to prevent crashes
CVE-2025-38227 7.8 HIGH media: vidtv: Terminating the subsequent process of initialization failure
CVE-2025-38226 7.8 HIGH media: vivid: Change the siize of the composing
CVE-2025-38224 7.8 HIGH can: kvaser_pciefd: refine error prone echo_skb_max handling logic
CVE-2025-38218 7.8 HIGH f2fs: fix to do sanity check on sit_bitmap_size
CVE-2025-38232 7.8 HIGH NFSD: fix race between nfsd registration and exports_proc
CVE-2025-38212 7.8 HIGH ipc: fix to protect IPCS lookups using RCU
CVE-2025-38234 7.8 HIGH sched/rt: Fix race in push_rt_task
CVE-2025-38176 7.8 HIGH binder: fix use-after-free in binderfs_evict_inode()
CVE-2025-38206 7.8 HIGH exfat: fix double free in delayed_free
CVE-2025-38204 7.8 HIGH jfs: fix array-index-out-of-bounds read in add_missing_indices
CVE-2025-38192 7.8 HIGH net: clear the dst when changing skb protocol
CVE-2025-38189 7.8 HIGH drm/v3d: Avoid NULL pointer dereference in `v3d_job_update_stats()`
CVE-2025-38187 7.8 HIGH drm/nouveau: fix a use-after-free in r535_gsp_rpc_push()
CVE-2025-38193 7.8 HIGH net_sched: sch_sfq: reject invalid perturb period

Showing top 20 of 59 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-38175

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