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Critical severity9.8NVD Advisory· Published Sep 14, 2017· Updated Jun 17, 2026

CVE-2017-12997

CVE-2017-12997

Description

The LLDP parser in tcpdump before 4.9.2 could enter an infinite loop due to a bug in print-lldp.c:lldp_private_8021_print().

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

10

Tcpdump/Tcpdump2 versions
cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*range: <=4.9.1
- (no CPE)range: <4.9.2
osv-coords8 versions
pkg:rpm/opensuse/tcpdump&distro=openSUSE%20Tumbleweed pkg:rpm/suse/tcpdump&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2 pkg:rpm/suse/tcpdump&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP3 pkg:rpm/suse/tcpdump&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2 pkg:rpm/suse/tcpdump&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3 pkg:rpm/suse/tcpdump&distro=SUSE%20Linux%20Enterprise%20Server%20for%20Raspberry%20Pi%2012%20SP2 pkg:rpm/suse/tcpdump&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2 pkg:rpm/suse/tcpdump&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3
< 4.99.1-1.2+ 7 more
- (no CPE)range: < 4.99.1-1.2
- (no CPE)range: < 4.9.2-14.5.1
- (no CPE)range: < 4.9.2-14.5.1
- (no CPE)range: < 4.9.2-14.5.1
- (no CPE)range: < 4.9.2-14.5.1
- (no CPE)range: < 4.9.2-14.5.1
- (no CPE)range: < 4.9.2-14.5.1
- (no CPE)range: < 4.9.2-14.5.1

Patches

Vulnerability mechanics

References

8

github.com/the-tcpdump-group/tcpdump/commit/34cec721d39c76be1e0a600829a7b17bdfb832b6nvdIssue TrackingPatchThird Party Advisory
www.tcpdump.org/tcpdump-changes.txtnvdVendor Advisory
www.debian.org/security/2017/dsa-3971nvd
www.securityfocus.com/bid/100914nvd
www.securitytracker.com/id/1039307nvd
access.redhat.com/errata/RHEA-2018:0705nvd
security.gentoo.org/glsa/201709-23nvd
support.apple.com/HT208221nvd

News mentions

0

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