CVE-2025-22004— net: atm: fix use after free in lec_send()
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I. Basic Information for CVE-2025-22004
Vulnerability Information
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Vulnerability Title
net: atm: fix use after free in lec_send()
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: net: atm: fix use after free in lec_send() The ->send() operation frees skb so save the length before calling ->send() to avoid a use after free.
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lec_send函数存在释放后重用问题。
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-2025-22004
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Same Patch Batch · Linux · 2025-04-03 · 13 CVEs total
| CVE-2025-22007 | Bluetooth: Fix error code in chan_alloc_skb_cb() | |
| CVE-2025-22006 | net: ethernet: ti: am65-cpsw: Fix NAPI registration sequence | |
| CVE-2025-22005 | ipv6: Fix memleak of nhc_pcpu_rth_output in fib_check_nh_v6_gw(). | |
| CVE-2025-22003 | can: ucan: fix out of bound read in strscpy() source | |
| CVE-2025-22002 | netfs: Call `invalidate_cache` only if implemented | |
| CVE-2025-22000 | mm/huge_memory: drop beyond-EOF folios with the right number of refs | |
| CVE-2025-22001 | accel/qaic: Fix integer overflow in qaic_validate_req() | |
| CVE-2025-21999 | proc: fix UAF in proc_get_inode() | |
| CVE-2025-21998 | firmware: qcom: uefisecapp: fix efivars registration race | |
| CVE-2025-21997 | xsk: fix an integer overflow in xp_create_and_assign_umem() | |
| CVE-2025-21996 | drm/radeon: fix uninitialized size issue in radeon_vce_cs_parse() | |
| CVE-2025-21995 | drm/sched: Fix fence reference count leak |
IV. Related Vulnerabilities
Same product: Linux
- CVE-2026-43500
rxrpc: Also unshare DATA/RESPONSE packets when paged frags a - CVE-2026-43475
scsi: storvsc: Fix scheduling while atomic on PREEMPT_RT - CVE-2026-43474
fs: init flags_valid before calling vfs_fileattr_get - CVE-2026-43473
scsi: mpi3mr: Add NULL checks when resetting request and rep - CVE-2026-43472
unshare: fix unshare_fs() handling
Same vendor: Linux
- CVE-2026-43500
rxrpc: Also unshare DATA/RESPONSE packets when paged frags a - CVE-2026-43475
scsi: storvsc: Fix scheduling while atomic on PREEMPT_RT - CVE-2026-43474
fs: init flags_valid before calling vfs_fileattr_get - CVE-2026-43473
scsi: mpi3mr: Add NULL checks when resetting request and rep - CVE-2026-43472
unshare: fix unshare_fs() handling
V. Comments for CVE-2025-22004
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