CVE-2015-2154

CVE-2015-2154 is a medium-severity vulnerability in Tcpdump with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

• Severity: Medium (CVSS 2.0 base score 5.0)
• EPSS exploit prediction: 4% (90th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-119
• Affected product: Tcpdump
• Published: 2015-03-24
• Last modified: 2026-06-17

Description

The osi_print_cksum function in print-isoclns.c in the ethernet printer in tcpdump before 4.7.2 allows remote attackers to cause a denial of service (out-of-bounds read and crash) via a crafted (1) length, (2) offset, or (3) base pointer checksum value.

Frequently asked questions

What is CVE-2015-2154?

The osi_print_cksum function in print-isoclns.c in the ethernet printer in tcpdump before 4.7.2 allows remote attackers to cause a denial of service (out-of-bounds read and crash) via a crafted (1) length, (2) offset, or (3) base pointer checksum value.

How severe is CVE-2015-2154?

CVE-2015-2154 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2015-2154 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-2154?

CVE-2015-2154 affects Tcpdump. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2015-2154?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2015-2154 published?

CVE-2015-2154 was published on 2015-03-24 and last updated on 2026-06-17.

References

• http://advisories.mageia.org/MGASA-2015-0114.html
• http://lists.fedoraproject.org/pipermail/package-announce/2015-March/153834.html
• http://lists.fedoraproject.org/pipermail/package-announce/2015-March/153999.html
• http://lists.opensuse.org/opensuse-updates/2015-03/msg00084.html
• http://packetstormsecurity.com/files/130730/tcpdump-Denial-Of-Service-Code-Execution.html
• http://www.debian.org/security/2015/dsa-3193
• http://www.mandriva.com/security/advisories?name=MDVSA-2015:125
• http://www.mandriva.com/security/advisories?name=MDVSA-2015:182
• http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html
• http://www.securityfocus.com/archive/1/534829/100/0/threaded
• http://www.securityfocus.com/bid/73017
• http://www.securitytracker.com/id/1031937
• http://www.ubuntu.com/usn/USN-2580-1
• https://access.redhat.com/errata/RHSA-2017:1871
• https://bugzilla.redhat.com/show_bug.cgi?id=1201797
• https://security.gentoo.org/glsa/201510-04

Affected products (1)

• cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*

More vulnerabilities in Tcpdump

• CVE-2018-10105 — Critical (CVSS 9.8): tcpdump before 4.9.3 mishandles the printing of SMB data (issue 2 of 2).
• CVE-2018-10103 — Critical (CVSS 9.8): tcpdump before 4.9.3 mishandles the printing of SMB data (issue 1 of 2).
• CVE-2017-13725 — Critical (CVSS 9.8): The IPv6 routing header parser in tcpdump before 4.9.2 has a buffer over-read in print-rt6.c:rt6_print().
• CVE-2017-13690 — Critical (CVSS 9.8): The IKEv2 parser in tcpdump before 4.9.2 has a buffer over-read in print-isakmp.c, several functions.
• CVE-2017-13689 — Critical (CVSS 9.8): The IKEv1 parser in tcpdump before 4.9.2 has a buffer over-read in print-isakmp.c:ikev1_id_print().
• CVE-2017-13688 — Critical (CVSS 9.8): The OLSR parser in tcpdump before 4.9.2 has a buffer over-read in print-olsr.c:olsr_print().

All CVEs affecting Tcpdump →

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Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →