CVE-2024-56606af_packet: avoid erroring out after sock_init_data() in packet_create()
Updated under an hour ago ()
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It affects Linux and 7 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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In the Linux kernel, the following vulnerability has been resolved: af_packet: avoid erroring out after sock_init_data() in packet_create() After sock_init_data() the allocated sk object is attached to the provided sock object. On error, packet_create() frees the sk object leaving the dangling pointer in the sock object on return. Some other code may try to use this pointer and cause use-after-free.
- CVSS
- 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-416
- 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 15, 2026
- First seen by InfoSec Signals
- Oct 15, 2026
Affected products
Linux Linux linux:linux (from the name) | from b013840810c221f2b0cf641d01531526052dc1fb before 71b22837a5e55ac27d6a14b9cdf2326587405c4f; from b013840810c221f2b0cf641d01531526052dc1fb before 1dc1e1db927056cb323296e2294a855cd003dfe7; from b013840810c221f2b0cf641d01531526052dc1fb before 132e615bb1d7cdec2d3cfbdec2efa630e923fd21; from b013840810c221f2b0cf641d01531526052dc1fb before a6cf750b737374454a4e03a5ed449a3eb0c96414; from b013840810c221f2b0cf641d01531526052dc1fb before 157f08db94123e2ba56877dd0ac88908b13a5dd0; from b013840810c221f2b0cf641d01531526052dc1fb before fd09880b16d33aa5a7420578e01cd79148fa9829; from b013840810c221f2b0cf641d01531526052dc1fb before 46f2a11cb82b657fd15bab1c47821b635e03838b | CNA record |
Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP siemens:simatic_s7_1500_cpu_1518_4_pn_dp_mfp (from the name) | from V3.1.0 before V3.1.5 | CISA ADP |
Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP siemens:simatic_s7_1500_cpu_1518f_4_pn_dp_mfp (from the name) | from V3.1.0 before V3.1.5 | CISA ADP |
Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP siemens:siplus_s7_1500_cpu_1518_4_pn_dp_mfp (from the name) | from V3.1.0 before V3.1.5 | CISA ADP |
Siemens RUGGEDCOM RST2428P siemens:ruggedcom_rst2428p (from the name) | before V3.2 | 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) | before V3.2 | CISA ADP |
Siemens SCALANCE XCM-/XRM-/XCH-/XRH-300 family siemens:scalance_xcm_xrm_xch_xrh_300_family (from the name) | before V3.2 | CISA ADP |
linux linux_kernel linux:linux_kernel | before 5.4.287; from 5.5 before 5.10.231; from 5.11 before 5.15.174; from 5.16 before 6.1.120; from 6.2 before 6.6.66; from 6.7 before 6.12.5 | NVD |
References
- https://git.kernel.org/stable/c/71b22837a5e55ac27d6a14b9cdf2326587405c4fpatch
- https://git.kernel.org/stable/c/1dc1e1db927056cb323296e2294a855cd003dfe7patch
- https://git.kernel.org/stable/c/132e615bb1d7cdec2d3cfbdec2efa630e923fd21patch
- https://git.kernel.org/stable/c/a6cf750b737374454a4e03a5ed449a3eb0c96414patch
- https://git.kernel.org/stable/c/157f08db94123e2ba56877dd0ac88908b13a5dd0patch
- https://git.kernel.org/stable/c/fd09880b16d33aa5a7420578e01cd79148fa9829patch
- https://git.kernel.org/stable/c/46f2a11cb82b657fd15bab1c47821b635e03838bpatch
- https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html
- https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html
- https://cert-portal.siemens.com/productcert/html/ssa-355557.html
- https://cert-portal.siemens.com/productcert/html/ssa-398330.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.