CVE-2017-12987 — Out-of-bounds Read in Tcpdump

CWE-125 — Out-of-bounds Read12 documents9 sources
Severity
9.8CRITICALNVD
OSV7.5
EPSS
2.1%
top 16.07%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
7
TcpdumpDebian TcpdumpApple Macos High Sierra 10.13.1 Security Update 2017-001 Sierra AND Security Update 20+4 more
Timeline
PublishedSep 14
Latest updateSep 9

Description

The IEEE 802.11 parser in tcpdump before 4.9.2 has a buffer over-read in print-802_11.c:parse_elements().

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages7 packages

▶debiandebian/tcpdump< tcpdump 4.9.2-1 (bookworm)
▶Debiantcpdump/tcpdump< 4.9.2-1+3
▶Ubuntutcpdump/tcpdump< 4.9.2-0ubuntu0.14.04.1+1
▶NVDtcpdump/tcpdump4.9.1

Also affects: Debian Linux 10.0, 9.0, Enterprise Linux 7.6, 7.7

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-5mcq-qqcv-cgr7: The IEEE 802↗2022-05-13
▶
OSV
CVE-2017-12987: The IEEE 802↗2017-09-14
▶
OSV
tcpdump vulnerabilities↗2017-09-14
▶

📋Vendor Advisories

5
Apple
CVE-2017-12987: macOS High Sierra 10.13.1, Security Update 2017-001 Sierra, and Security Update 2017-004 El Capitan↗2017-10-31
▶
Ubuntu
tcpdump vulnerabilities↗2017-09-14
▶
Ubuntu
tcpdump vulnerabilities↗2017-09-14
▶
Red Hat
tcpdump: Buffer over-read in print-802_11.c:parse_elements() in IEEE 802.11 parser↗2017-09-13
▶
Debian
CVE-2017-12987: tcpdump - The IEEE 802.11 parser in tcpdump before 4.9.2 has a buffer over-read in print-8...↗2017
▶

📄Research Papers

1
arXiv
PatchSeeker: Mapping NVD Records to their Vulnerability-fixing Commits with LLM Generated Commits and Embeddings↗2025-09-09
▶

💬Community

2
Bugzilla
CVE-2017-12987 tcpdump: Buffer over-read in print-802_11.c:parse_elements() in IEEE 802.11 parser↗2017-09-11
▶
Bugzilla
CVE-2017-11541 CVE-2017-11542 CVE-2017-11543 CVE-2017-11544 CVE-2017-11545 CVE-2017-12893 CVE-2017-12894 CVE-2017-12895 CVE-2017-12896 CVE-2017-12897 CVE-2017-12898 CVE-2017-12899 CVE-2017-12900 CVE-2↗2017-07-26
▶
CVE-2017-12987 — Out-of-bounds Read in Debian Tcpdump | cvebase