Out-of-bounds Write Affecting nbdkit-xz-filter package, versions <0:1.24.0-5.module+el8.9.0+90052+d3bf71d8


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.05% (18th percentile)

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  • Snyk IDSNYK-ORACLE8-NBDKITXZFILTER-6597281
  • published12 Apr 2024
  • disclosed2 Jan 2024

Introduced: 2 Jan 2024

CVE-2023-6693  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Oracle:8 nbdkit-xz-filter to version 0:1.24.0-5.module+el8.9.0+90052+d3bf71d8 or higher.
This issue was patched in ELSA-2024-2962.

NVD Description

Note: Versions mentioned in the description apply only to the upstream nbdkit-xz-filter package and not the nbdkit-xz-filter package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

A stack based buffer overflow was found in the virtio-net device of QEMU. This issue occurs when flushing TX in the virtio_net_flush_tx function if guest features VIRTIO_NET_F_HASH_REPORT, VIRTIO_F_VERSION_1 and VIRTIO_NET_F_MRG_RXBUF are enabled. This could allow a malicious user to overwrite local variables allocated on the stack. Specifically, the out_sg variable could be used to read a part of process memory and send it to the wire, causing an information leak.

CVSS Scores

version 3.1