UBUNTU-CVE-2023-5215
Dashboard / Vulnerabilities / UBUNTU-CVE-2023-5215
Summary:
Details: 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.
References: https://ubuntu.com/security/CVE-2023-5215, https://access.redhat.com/security/cve/CVE-2023-5215, https://listman.redhat.com/archives/libguestfs/2023-September/032635.html, https://www.cve.org/CVERecord?id=CVE-2023-5215
Affected packages
Package
Name: libnbd
Purl: pkg:deb/ubuntu/libnbd?arch=source&distro=focal
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -None
Affected versions
1.0.3-1
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
