IT

Tracker / CVE-2025-38639

CVE-2025-38639

High 7.1

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.

Affected products and versions

debian debian_linux
linux linux_kernel · 3.3 → 5.4.297
linux linux_kernel · 5.11 → 5.15.190
linux linux_kernel · 5.16 → 6.1.148
linux linux_kernel · 5.5 → 5.10.241
linux linux_kernel · 6.13 → 6.15.10
linux linux_kernel · 6.16 → 6.16.1
linux linux_kernel · 6.2 → 6.6.102
linux linux_kernel · 6.7 → 6.12.42

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References