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CVE-2023-5215

Published: 28/09/2023 Updated: 30/04/2024
CVSS v3 Base Score: 6.5 | Impact Score: 3.6 | Exploitability Score: 2.8
VMScore: 0
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Vulnerability Summary

A flaw was found in libnbd. A server can reply with a block size larger than 2^63 (the NBD spec states the size is a 64-bit unsigned value). This issue could lead to an application crash or other unintended behavior for NBD clients that doesn't treat the return value of the nbd_get_size() function correctly.

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Vendor Advisories

Red Hat:
Description<!---->A flaw was found in libnbd A server can reply with a block size larger than 2^63 (the NBD spec states the size is a 64-bit unsigned value) This issue could lead to an application crash or other unintended behavior for NBD clients that doesn't treat the return value of the nbd_get_size() function correctlyA flaw was found in lib ...

References

CWE-252https://access.redhat.com/security/cve/CVE-2023-5215https://bugzilla.redhat.com/show_bug.cgi?id=2241041https://listman.redhat.com/archives/libguestfs/2023-September/032635.htmlhttps://access.redhat.com/errata/RHSA-2024:2204https://nvd.nist.govhttps://access.redhat.com/security/cve/cve-2023-5215
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-26925CVE-2023-41826LFICVE-2022-22364CVE-2024-2887command injectionremote code executionCVE-2024-34446CVE-2022-48699
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