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Medium severity5.5NVD Advisory· Published May 6, 2026· Updated Jun 1, 2026

CVE-2026-43103

CVE-2026-43103

Description

In the Linux kernel, the following vulnerability has been resolved:

net: lapbether: handle NETDEV_PRE_TYPE_CHANGE

lapbeth_data_transmit() expects the underlying device type to be ARPHRD_ETHER.

Returning NOTIFY_BAD from lapbeth_device_event() makes sure bonding driver can not break this expectation.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

15

Linux/Kernel9 versions
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 8 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=2.6.24,<6.6.136
- cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc6:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc7:*:*:*:*:*:*
- (no CPE)
osv-coords6 versions
pkg:apk/chainguard/linux-aws-6.18 pkg:apk/chainguard/linux-azure-6.18 pkg:apk/chainguard/linux-gcp-6.18 pkg:apk/chainguard/linux-qemu-6.18 pkg:apk/chainguard/linux-qemu-6.18-bootc-boot-installed pkg:apk/chainguard/linux-vmware-6.18
< 6.18.31-r0+ 5 more
- (no CPE)range: < 6.18.31-r0
- (no CPE)range: < 6.18.31-r0
- (no CPE)range: < 6.18.31-r0
- (no CPE)range: < 6.18.31-r0
- (no CPE)range: < 6.18.31-r0
- (no CPE)range: < 6.18.31-r0

Patches

Vulnerability mechanics

References

8

News mentions

0

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