High 7.5Published May 30, 2024

CVE-2024-36929net: core: reject skb_copy(_expand) for fraglist GSO skbs

Updated under an hour ago (Oct 27, 2026, 12:30 PM ET)

Does this affect you?

It affects Linux and 6 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for Linux

Exploited in the last 30 days

In the Linux kernel, the following vulnerability has been resolved: net: core: reject skb_copy(_expand) for fraglist GSO skbs SKB_GSO_FRAGLIST skbs must not be linearized, otherwise they become invalid. Return NULL if such an skb is passed to skb_copy or skb_copy_expand, in order to prevent a crash on a potential later call to skb_gso_segment.

CVSS: 7.5 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Linux
NVD analysis: Modified
Record last updated: Oct 14, 2026
First seen by InfoSec Signals: Oct 14, 2026

Affected products

Affected products

Linux Linux linux:linux (from the name)	from 3a1296a38d0cf62bffb9a03c585cbd5dbf15d596 before faa83a7797f06cefed86731ba4baa3b4dfdc06c1; from 3a1296a38d0cf62bffb9a03c585cbd5dbf15d596 before c7af99cc21923a9650533c9d77265c8dd683a533; from 3a1296a38d0cf62bffb9a03c585cbd5dbf15d596 before 989bf6fd1e1d058e73a364dce1a0c53d33373f62; from 3a1296a38d0cf62bffb9a03c585cbd5dbf15d596 before cfe34d86ef9765c388f145039006bb79b6c81ac6; from 3a1296a38d0cf62bffb9a03c585cbd5dbf15d596 before aea5e2669c2863fdd8679c40ee310b3bcaa85aec; from 3a1296a38d0cf62bffb9a03c585cbd5dbf15d596 before d091e579b864fa790dd6a0cd537a22c383126681	CNA record
Siemens RUGGEDCOM RST2428P siemens:ruggedcom_rst2428p (from the name)	before V3.1	CISA ADP
Siemens SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family siemens:scalance_xc_300_xr_300_xc_400_xr_500wg_xr_500_family (from the name)	all versions not affected	CISA ADP
Siemens SCALANCE XCM-/XRM-/XCH-/XRH-300 family siemens:scalance_xcm_xrm_xch_xrh_300_family (from the name)	before V3.1	CISA ADP
Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem siemens:simatic_s7_1500_tm_mfp_gnu_linux_subsystem (from the name)	before V1.1.1	CISA ADP
linux linux_kernel linux:linux_kernel	from 5.6 before 5.10.217; from 5.11 before 5.15.159; from 5.16 before 6.1.91; from 6.2 before 6.6.31; from 6.7 before 6.8.10; 6.9; 6.9; 6.9; and 3 more ranges	NVD
debian debian_linux debian:debian_linux	10.0	NVD

References

References

https://git.kernel.org/stable/c/faa83a7797f06cefed86731ba4baa3b4dfdc06c1	patch
https://git.kernel.org/stable/c/c7af99cc21923a9650533c9d77265c8dd683a533	patch
https://git.kernel.org/stable/c/989bf6fd1e1d058e73a364dce1a0c53d33373f62	patch
https://git.kernel.org/stable/c/cfe34d86ef9765c388f145039006bb79b6c81ac6	patch
https://git.kernel.org/stable/c/aea5e2669c2863fdd8679c40ee310b3bcaa85aec	patch
https://git.kernel.org/stable/c/d091e579b864fa790dd6a0cd537a22c383126681	patch
https://lists.debian.org/debian-lts-announce/2024/06/msg00019.html	third-party-advisory
https://security.netapp.com/advisory/ntap-20240905-0010/	third-party-advisory
https://cert-portal.siemens.com/productcert/html/ssa-265688.html
https://cert-portal.siemens.com/productcert/html/ssa-613116.html

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.