Search/CVE-2025-38441
● CVE — Medium

CVE-2025-38441

Vendordebian, linuxProductdebian linux, linux kernelDiscoveredJul 25, 2025UpdatedDec 22, 2025

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: account for Ethernet header in nf_flow_pppoe_proto() syzbot found a potential access to uninit-value in nf_flow_pppoe_proto() Blamed commit forgot the Ethernet header. BUG: KMSAN: uninit-value in nf_flow_offload_inet_hook+0x7e4/0x940 net/netfilter/nf_flow_table_inet.c:27 nf_flow_offload_inet_hook+0x7e4/0x940 net/netfilter/nf_flow_table_inet.c:27 nf_hook_entry_hookfn include/linux/netfilter.h:157 [inline] nf_hook_slow+0xe1/0x3d0 net/netfilter/core.c:623 nf_hook_ingress include/linux/netfilter_netdev.h:34 [inline] nf_ingress net/core/dev.c:5742 [inline] __netif_receive_skb_core+0x4aff/0x70c0 net/core/dev.c:5837 __netif_receive_skb_one_core net/core/dev.c:5975 [inline] __netif_receive_skb+0xcc/0xac0…

CVSS v3.1
5.5 MEDIUM
EPSS
0.19%
probability of exploitation in 30 days
CISA KEV
Not listed
no confirmed exploitation reported
News coverage
31
sources referencing this CVE
Related IOCs
0
seen in the same coverage
EPSS Trend
Aug 16, 2026 → Oct 27, 2026
▲ 0.03pp
0.16% → 0.19% over 4 tracked changes
CVSS v3.1 Detail
Attack VectorLOCAL
Attack ComplexityLOW
Privileges RequiredLOW
User InteractionNONE
ScopeUNCHANGED
ConfidentialityNONE
IntegrityNONE
AvailabilityHIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Connections
34 relationships
Timeline
disclosure → media coverage
Jul 25, 2025
Disclosure — published as a CVE record. · last revised by NVD Dec 22, 2025
Sep 25, 2025
ubuntu.com reports: USN-7774-1: Linux kernel vulnerabilities
Sep 25, 2025
ubuntu.com reports: USN-7774-2: Linux kernel (FIPS) vulnerabilities
Sep 25, 2025
ubuntu.com reports: USN-7774-3: Linux kernel (Real-time) vulnerabilities
Sep 25, 2025
ubuntu.com reports: USN-7775-1: Linux kernel (Azure FIPS) vulnerabilities
Sep 25, 2025
ubuntu.com reports: USN-7776-1: Linux kernel (Oracle) vulnerabilities
Sep 26, 2025
ubuntu.com reports: USN-7775-2: Linux kernel (Azure) vulnerabilities
Oct 1, 2025
ubuntu.com reports: USN-7775-3: Linux kernel (Azure) vulnerabilities
Oct 1, 2025
ubuntu.com reports: USN-7774-4: Linux kernel (KVM) vulnerabilities
Oct 6, 2025
ubuntu.com reports: USN-7774-5: Linux kernel (NVIDIA Tegra IGX) vulnerabilities
Nov 21, 2025
ubuntu.com reports: USN-7879-1: Linux kernel vulnerabilities
Nov 21, 2025
ubuntu.com reports: USN-7879-2: Linux kernel (Real-time) vulnerabilities
Nov 21, 2025
ubuntu.com reports: USN-7880-1: Linux kernel (OEM) vulnerabilities
Nov 26, 2025
ubuntu.com reports: USN-7879-3: Linux kernel vulnerabilities
Dec 4, 2025
ubuntu.com reports: USN-7879-4: Linux kernel vulnerabilities
Dec 15, 2025
ubuntu.com reports: USN-7934-1: Linux kernel (Azure) vulnerabilities
Feb 11, 2026
ubuntu.com reports: USN-8028-1: Linux kernel vulnerabilities
Feb 12, 2026
ubuntu.com reports: USN-8028-2: Linux kernel (Real-time) vulnerabilities
Feb 12, 2026
ubuntu.com reports: USN-8031-1: Linux kernel (GCP) vulnerabilities
Feb 17, 2026
ubuntu.com reports: USN-8028-3: Linux kernel (Real-time) vulnerabilities
Feb 17, 2026
ubuntu.com reports: USN-8028-4: Linux kernel (FIPS) vulnerabilities
Feb 17, 2026
ubuntu.com reports: USN-8028-5: Linux kernel vulnerabilities
Feb 18, 2026
ubuntu.com reports: USN-8031-2: Linux kernel (GCP FIPS) vulnerabilities
Feb 19, 2026
ubuntu.com reports: USN-8028-6: Linux kernel (HWE) vulnerabilities
Feb 19, 2026
ubuntu.com reports: USN-8031-3: Linux kernel vulnerabilities
Feb 19, 2026
ubuntu.com reports: USN-8052-1: Linux kernel (Low Latency) vulnerabilities
Feb 19, 2026
ubuntu.com reports: USN-8028-7: Linux kernel (Low Latency NVIDIA) vulnerabilities
Feb 24, 2026
ubuntu.com reports: USN-8028-8: Linux kernel (IBM) vulnerabilities
Feb 24, 2026
ubuntu.com reports: USN-8052-2: Linux kernel (Xilinx) vulnerabilities
Mar 4, 2026
ubuntu.com reports: USN-8074-1: Linux kernel (Azure) vulnerabilities
Mar 4, 2026
ubuntu.com reports: USN-8074-2: Linux kernel (Azure FIPS) vulnerabilities
Mar 25, 2026
ubuntu.com reports: USN-8126-1: Linux kernel (Azure) vulnerabilities