Medium severity5.9NVD Advisory· Published May 30, 2023· Updated Jun 17, 2026
CVE-2023-24826
CVE-2023-24826
Description
RIOT-OS, an operating system for Internet of Things (IoT) devices, contains a network stack with the ability to process 6LoWPAN frames. Prior to version 2023.04, an attacker can send crafted frames to the device to trigger the usage of an uninitialized object leading to denial of service. This issue is fixed in version 2023.04. As a workaround, disable fragment forwarding or SFR.
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Affected products
3Patches
Vulnerability mechanics
References
4- github.com/RIOT-OS/RIOT/commit/287f030af20e829469cdf740606148018a5a220dnvdPatch
- github.com/RIOT-OS/RIOT/security/advisories/GHSA-xfj4-9g7w-f4ghnvdVendor Advisory
- github.com/RIOT-OS/RIOT/blob/ccbb304eae7b59e8aca24a6ffd095b5b3f7720ee/sys/net/gnrc/network_layer/sixlowpan/frag/sfr/gnrc_sixlowpan_frag_sfr.cnvdProduct
- github.com/RIOT-OS/RIOT/blob/ccbb304eae7b59e8aca24a6ffd095b5b3f7720ee/sys/net/gnrc/network_layer/sixlowpan/frag/sfr/gnrc_sixlowpan_frag_sfr.cnvdProduct
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