CVE-2025-38441
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2025
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
netfilter: flowtable: account for Ethernet header in nf_flow_pppoe_proto()
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 net/core/dev.c:6090 netif_receive_skb_internal net/core/dev.c:6176 [inline] netif_receive_skb+0x57/0x630 net/core/dev.c:6235 tun_rx_batched+0x1df/0x980 drivers/net/tun.c:1485 tun_get_user+0x4ee0/0x6b40 drivers/net/tun.c:1938 tun_chr_write_iter+0x3e9/0x5c0 drivers/net/tun.c:1984 new_sync_write fs/read_write.c:593 [inline] vfs_write+0xb4b/0x1580 fs/read_write.c:686 ksys_write fs/read_write.c:738 [inline] __do_sys_write fs/read_write.c:749 [inline]
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| d06977b9a4109f8738bb276125eb6a0b772bc433 | affected | git | a3aea97d55964e70a1e6426aa4cafdc036e8a2dd | Unavailable | None listed |
| 8bf7c76a2a207ca2b4cfda0a279192adf27678d7 | affected | git | eed8960b289327235185b7c32649c3470a3e969b | Unavailable | None listed |
| a2471d271042ea18e8a6babc132a8716bb2f08b9 | affected | git | 9fbc49429a23b02595ba82536c5ea425fdabb221 | Unavailable | None listed |
| 87b3593bed1868b2d9fe096c01bcdf0ea86cbebf | affected | git | e0dd2e9729660f3f4fcb16e0aef87342911528ef | Unavailable | None listed |
| 87b3593bed1868b2d9fe096c01bcdf0ea86cbebf | affected | git | cfbf0665969af2c69d10c377d4c3d306e717efb4 | Unavailable | None listed |
| 87b3593bed1868b2d9fe096c01bcdf0ea86cbebf | affected | git | 18cdb3d982da8976b28d57691eb256ec5688fad2 | Unavailable | None listed |
| cf366ee3bc1b7d1c76a882640ba3b3f8f1039163 | affected | git | Unavailable | Unavailable | None listed |
| 5.15.157 | affected | semver | 5.15.189 | Unavailable | None listed |
| 6.1.88 | affected | semver | 6.1.146 | Unavailable | None listed |
| 6.6.29 | affected | semver | 6.6.99 | Unavailable | None listed |
| 6.8.8 | affected | semver | 6.9 | Unavailable | None listed |
Linux
- Vendor
- Linux
- Product
- Linux
- Platforms
- Unknown
- Default status
affected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 6.9 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 0 | unaffected | semver | 6.9 | Unavailable | None listed |
| 5.15.189 | unaffected | semver | Unavailable | 5.15.* | None listed |
| 6.1.146 | unaffected | semver | Unavailable | 6.1.* | None listed |
| 6.6.99 | unaffected | semver | Unavailable | 6.6.* | None listed |
| 6.12.39 | unaffected | semver | Unavailable | 6.12.* | None listed |
| 6.15.7 | unaffected | semver | Unavailable | 6.15.* | None listed |
| 6.16 | unaffected | original_commit_for_fix | Unavailable | * | None listed |