CVE-2025-38639— netfilter: xt_nfacct: don't assume acct name is null-terminated
Affected Version Matrix 20
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | ceb98d03eac5704820f2ac1f370c9ff385e3a9f5< 66d41268ede1e1b6e71ba28be923397ff0b2b9c3 | affected |
ceb98d03eac5704820f2ac1f370c9ff385e3a9f5< e021a1eee196887536a6630c5492c23a4c78d452 | affected | ||
ceb98d03eac5704820f2ac1f370c9ff385e3a9f5< b10cfa2de13d28ddd03210eb234422b7ec92725a | affected | ||
ceb98d03eac5704820f2ac1f370c9ff385e3a9f5< e18939176e657a3a20bfbed357b8c55a9f82aba3 | affected | ||
ceb98d03eac5704820f2ac1f370c9ff385e3a9f5< 58004aa21e79addaf41667bfe65e93ec51653f18 | affected | ||
ceb98d03eac5704820f2ac1f370c9ff385e3a9f5< 7c1ae471da69c09242834e956218ea6a42dd405a | affected | ||
ceb98d03eac5704820f2ac1f370c9ff385e3a9f5< 58007fc7b94fb2702000045ff401eb7f5bde7828 | affected | ||
ceb98d03eac5704820f2ac1f370c9ff385e3a9f5< df13c9c6ce1d55c31d1bd49db65a7fbbd86aab13 | affected | ||
| … +12 more rows | |||
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I. Basic Information for CVE-2025-38639
Vulnerability Information
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Vulnerability Title
netfilter: xt_nfacct: don't assume acct name is null-terminated
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: netfilter: xt_nfacct: don't assume acct name is null-terminated BUG: KASAN: slab-out-of-bounds in .. lib/vsprintf.c:721 Read of size 1 at addr ffff88801eac95c8 by task syz-executor183/5851 [..] string+0x231/0x2b0 lib/vsprintf.c:721 vsnprintf+0x739/0xf00 lib/vsprintf.c:2874 [..] nfacct_mt_checkentry+0xd2/0xe0 net/netfilter/xt_nfacct.c:41 xt_check_match+0x3d1/0xab0 net/netfilter/x_tables.c:523 nfnl_acct_find_get() handles non-null input, but the error printk relied on its presence.
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xt_nfacct假设acct名称以空字符结尾，可能导致越界读取。
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-2025-38639
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Linux · 2025-08-22 · 60 CVEs total
| CVE-2025-38634 | power: supply: cpcap-charger: Fix null check for power_supply_get_by_name | |
| CVE-2025-38616 | tls: handle data disappearing from under the TLS ULP | |
| CVE-2025-38620 | zloop: fix KASAN use-after-free of tag set | |
| CVE-2025-38619 | media: ti: j721e-csi2rx: fix list_del corruption | |
| CVE-2025-38621 | md: make rdev_addable usable for rcu mode | |
| CVE-2025-38618 | vsock: Do not allow binding to VMADDR_PORT_ANY | |
| CVE-2025-38630 | fbdev: imxfb: Check fb_add_videomode to prevent null-ptr-deref | |
| CVE-2025-38632 | pinmux: fix race causing mux_owner NULL with active mux_usecount | |
| CVE-2025-38631 | clk: imx95-blk-ctl: Fix synchronous abort | |
| CVE-2025-38633 | clk: spacemit: mark K1 pll1_d8 as critical | |
| CVE-2025-38629 | ALSA: usb: scarlett2: Fix missing NULL check | |
| CVE-2025-38635 | clk: davinci: Add NULL check in davinci_lpsc_clk_register() | |
| CVE-2025-38636 | rv: Use strings in da monitors tracepoints | |
| CVE-2025-38638 | ipv6: add a retry logic in net6_rt_notify() | |
| CVE-2025-38640 | bpf: Disable migration in nf_hook_run_bpf(). | |
| CVE-2025-38641 | Bluetooth: btusb: Fix potential NULL dereference on kmalloc failure | |
| CVE-2025-38642 | wifi: mac80211: fix WARN_ON for monitor mode on some devices | |
| CVE-2025-38643 | wifi: cfg80211: Add missing lock in cfg80211_check_and_end_cac() | |
| CVE-2025-38644 | wifi: mac80211: reject TDLS operations when station is not associated | |
| CVE-2025-38645 | net/mlx5: Check device memory pointer before usage |
Showing top 20 of 60 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Linux
- CVE-2026-46333
ptrace: slightly saner 'get_dumpable()' logic - CVE-2026-43490
ksmbd: validate inherited ACE SID length - CVE-2026-43489
liveupdate: luo_file: remember retrieve() status - CVE-2026-43487
ata: libata-core: Disable LPM on ST1000DM010-2EP102 - CVE-2026-43488
usb: xhci: Prevent interrupt storm on host controller error
Same vendor: Linux
- CVE-2026-46333
ptrace: slightly saner 'get_dumpable()' logic - CVE-2026-43490
ksmbd: validate inherited ACE SID length - CVE-2026-43489
liveupdate: luo_file: remember retrieve() status - CVE-2026-43487
ata: libata-core: Disable LPM on ST1000DM010-2EP102 - CVE-2026-43488
usb: xhci: Prevent interrupt storm on host controller error
V. Comments for CVE-2025-38639
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