CVE-2026-22979

In the Linux kernel, the following vulnerability has been resolved: net: fix memory leak in skbsegmentlist for GRO packets When skbsegmentlist is called during packet forwarding, it handles packets that were aggregated by the GRO engine. Historically, the segmentation logic in skbsegmentlist...

UBUNTU-CVE-2026-22979

In the Linux kernel, the following vulnerability has been resolved: net: fix memory leak in skbsegmentlist for GRO packets When skbsegmentlist is called during packet forwarding, it handles packets that were aggregated by the GRO engine. Historically, the segmentation logic in skbsegmentlist...

CVE-2026-22979

CVE-2026-22979 is a Linux kernel vulnerability affecting memory accounting for GRO-fragmented SKBs. The issue arose because skb_segment_list() continued to add each fragment’s truesize to delta_truesize while subtracting it from the parent SKB, even though fragments are no longer charged to the s...

CVE-2025-39984

In the Linux kernel, the following vulnerability has been resolved: net: tun: Update napi-skb after XDP process The syzbot report a UAF issue: BUG: KASAN: slab-use-after-free in skbresetmacheader include/linux/skbuff.h:3150 inline BUG: KASAN: slab-use-after-free in napifragsskb net/core/gro.c:723...

UBUNTU-CVE-2025-39984

In the Linux kernel, the following vulnerability has been resolved: net: tun: Update napi-skb after XDP process The syzbot report a UAF issue: BUG: KASAN: slab-use-after-free in skbresetmacheader include/linux/skbuff.h:3150 inline BUG: KASAN: slab-use-after-free in napifragsskb net/core/gro.c:723...

CVE-2025-39984

The CVE-2025-39984 vulnerability affects the Linux kernel’s tun/tap/XDP path. The issue arises when, after an XDP processing, the original skb can be freed (UAF scenario); the fix updates napi->skb after the XDP process to avoid dangling pointers. Affected component: net/tun and gro flow where...

CVE-2022-49871 net: tun: Fix memory leaks of napi_get_frags

In the Linux kernel, the following vulnerability has been resolved: net: tun: Fix memory leaks of napigetfrags kmemleak reports after running testprogs: unreferenced object 0xffff8881b1672dc0 size 232: comm "testprogs", pid 394388, jiffies 4354712116 age 841.975s hex dump first 32 bytes: e0 84 d7...