Description
In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: remove sprintf usage Replace it with scnprintf, the buffer sizes are expected to be large enough to hold the result, no need for snprintf+overflow check. Increase buffer size in mangle_content_len() while at it. BUG: KASAN: stack-out-of-bounds in vsnprintf+0xea5/0x1270 Write of size 1 at addr [..] vsnprintf+0xea5/0x1270 sprintf+0xb1/0xe0 mangle_content_len+0x1ac/0x280 nf_nat_sdp_session+0x1cc/0x240 process_sdp+0x8f8/0xb80 process_invite_request+0x108/0x2b0 process_sip_msg+0x5da/0xf50 sip_help_tcp+0x45e/0x780 nf_confirm+0x34d/0x990 [..]
References (11)
Core 11
Core References
Vendor Advisory
https://access.redhat.com/security/cve/CVE-2026-53002
Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2492329
Scores
CVSS v3
9.8
EPSS
0.0035
EPSS Percentile
27.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-787
Status
published
Products (25)
linux/Kernel
2.6.20 - 5.10.258linux
linux/Kernel
5.11.0 - 5.15.209linux
linux/Kernel
5.16.0 - 6.1.175linux
linux/Kernel
6.13.0 - 6.18.33linux
linux/Kernel
6.19.0 - 7.0.10linux
linux/Kernel
6.2.0 - 6.6.141linux
linux/Kernel
6.7.0 - 6.12.91linux
Linux/Linux
< 2.6.20
Linux/Linux
2.6.20
Linux/Linux
5.10.258 - 5.10.*
... and 15 more
Published
Jun 24, 2026
Tracked Since
Jun 24, 2026