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Red Hat: CVE-2023-5215: libnbd: Crash or misbehaviour when NBD server returns an unexpected block size (Multiple Advisories)

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Red Hat: CVE-2023-5215: libnbd: Crash or misbehaviour when NBD server returns an unexpected block size (Multiple Advisories)

Severity
5
CVSS
(AV:A/AC:H/Au:N/C:N/I:N/A:C)
Published
09/28/2023
Created
05/01/2024
Added
05/01/2024
Modified
09/03/2024

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 correctly.

Solution(s)

  • redhat-upgrade-libnbd
  • redhat-upgrade-libnbd-bash-completion
  • redhat-upgrade-libnbd-debuginfo
  • redhat-upgrade-libnbd-debugsource
  • redhat-upgrade-libnbd-devel
  • redhat-upgrade-nbdfuse
  • redhat-upgrade-nbdfuse-debuginfo
  • redhat-upgrade-ocaml-libnbd
  • redhat-upgrade-ocaml-libnbd-debuginfo
  • redhat-upgrade-ocaml-libnbd-devel
  • redhat-upgrade-python3-libnbd
  • redhat-upgrade-python3-libnbd-debuginfo

References

  • CVE-2023-5215
  • RHSA-2024:2204
  • 查看数 703
  • 已创建
  • 最后回复

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