CVE-2025-38639

Summary

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 Software

VendorProductVersion RangeStatus
LinuxLinuxceb98d03eac5704820f2ac1f370c9ff385e3a9f5 < 66d41268ede1e1b6e71ba28be923397ff0b2b9c3affected
LinuxLinuxceb98d03eac5704820f2ac1f370c9ff385e3a9f5 < e021a1eee196887536a6630c5492c23a4c78d452affected
LinuxLinuxceb98d03eac5704820f2ac1f370c9ff385e3a9f5 < b10cfa2de13d28ddd03210eb234422b7ec92725aaffected
LinuxLinuxceb98d03eac5704820f2ac1f370c9ff385e3a9f5 < e18939176e657a3a20bfbed357b8c55a9f82aba3affected
LinuxLinuxceb98d03eac5704820f2ac1f370c9ff385e3a9f5 < 58004aa21e79addaf41667bfe65e93ec51653f18affected
LinuxLinuxceb98d03eac5704820f2ac1f370c9ff385e3a9f5 < 7c1ae471da69c09242834e956218ea6a42dd405aaffected
LinuxLinuxceb98d03eac5704820f2ac1f370c9ff385e3a9f5 < 58007fc7b94fb2702000045ff401eb7f5bde7828affected
LinuxLinuxceb98d03eac5704820f2ac1f370c9ff385e3a9f5 < df13c9c6ce1d55c31d1bd49db65a7fbbd86aab13affected
LinuxLinuxceb98d03eac5704820f2ac1f370c9ff385e3a9f5 < bf58e667af7d96c8eb9411f926a0a0955f41ce21affected
LinuxLinux3.3affected
LinuxLinux0 < 3.3unaffected
LinuxLinux5.4.297 <= 5.4.*unaffected
LinuxLinux5.10.241 <= 5.10.*unaffected
LinuxLinux5.15.190 <= 5.15.*unaffected
LinuxLinux6.1.148 <= 6.1.*unaffected
LinuxLinux6.6.102 <= 6.6.*unaffected
LinuxLinux6.12.42 <= 6.12.*unaffected
LinuxLinux6.15.10 <= 6.15.*unaffected
LinuxLinux6.16.1 <= 6.16.*unaffected
LinuxLinux6.17 <= *unaffected

Weaknesses

ADP Enrichment

CVE Program Container

Additional References

References