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TI-2023-00836 Aliases CVE-2023-0881GHSA-wrxc-qw43-c96x

DDoS in Ubuntu package linux-bluefield

Priority LOW 39CWE-20Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-1333.

Summary

Running DDoS on tcp port 22 will trigger a kernel crash. This issue is introduced by the backport of a commit regarding nft_lookup without the subsequent fixes that were introduced after this commit. The resolution of this CVE introduces those commits to the linux-bluefield package.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00443 38th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Ubuntu package linux-bluefield (Ubuntu): 5.4.0-1058.64

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
UbuntuUbuntu package linux-bluefield5.4.0-1001.2 to before 5.4.0-1058.645.4.0-1058.64Patch availableCNA
  • Ubuntu package linux-bluefield VendorUbuntu Affected 5.4.0-1001.2 to before 5.4.0-1058.64 Fixed in 5.4.0-1058.64 Patch available CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:canonical:linux-bluefield:*:*:*:*:*:*:*:*before 5.4.0-1058.64VulnerableCanonical
  • cpe:2.3:a:canonical:linux-bluefield:*:*:*:*:*:*:*:* Versions before 5.4.0-1058.64 Vulnerable ·Canonical

Remediation

  • Fix · CNA Ubuntu package linux-bluefield (Ubuntu) Fixed in 5.4.0-1058.64

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-0881
  2. 2026-10-03 Alias added: GHSA-wrxc-qw43-c96x

References

Exploit 1

  • TI-2021-02452 Incorrect authorization in Ubuntu linux kernel KEVCVSS 3.1HIGH 8.8
  • TI-2007-05153 Stack-based buffer overflow in the cons_options function in options.c in dhcpd in OpenBSD… CVSS 2.0HIGH 7.2
  • TI-2004-01032 Multiple vulnerabilities in the IGMP functionality for Linux kernel 2.4.22 to 2.4.28, and… CVSS 2.0HIGH 10.0
  • TI-2004-00896 Multiple buffer overflows in libXML 2.6.12 and 2.6.13 (libxml2), and possibly other… CVSS 2.0HIGH 10.0
  • TI-2004-00800 Buffer overflow in the QFILEPATHINFO request handler in Samba 3.0.x through 3.0.7 may… CVSS 2.0HIGH 10.0
  • TI-2004-00962 Buffer overflow in the exif_read_data function in PHP before 4.3.10 and PHP 5.x up to… CVSS 2.0HIGH 10.0
See all 129 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences