cve-2024-43873
Vulnerability from cvelistv5
Published
2024-08-21 00:06
Modified
2025-05-04 09:28
Severity ?
EPSS score ?
Summary
vhost/vsock: always initialize seqpacket_allow
References
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nvhost/vsock: always initialize seqpacket_allow\n\nThere are two issues around seqpacket_allow:\n1. seqpacket_allow is not initialized when socket is\n created. Thus if features are never set, it will be\n read uninitialized.\n2. if VIRTIO_VSOCK_F_SEQPACKET is set and then cleared,\n then seqpacket_allow will not be cleared appropriately\n (existing apps I know about don\u0027t usually do this but\n it\u0027s legal and there\u0027s no way to be sure no one relies\n on this).\n\nTo fix:\n\t- initialize seqpacket_allow after allocation\n\t- set it unconditionally in set_features"
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- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.