CVE-2016-10128

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-17. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 4%CVSS: 9.8Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Buffer overflow in the git_pkt_parse_line function in transports/smart_pkt.c in the Git Smart Protocol support in libgit2 before 0.24.6 and 0.25.x before 0.25.1 allows remote attackers to have unspecified impact via a crafted non-flush packet.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
50(Track)
EG Risk 50/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity98% × 45%
Exploitation4% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
4%
EPSS %ILE
90%
KEV
Not listed

Published

March 24, 2017

Last Modified

June 17, 2026

Advisory Details (5)

Auto-updated Aug 18, 2026
Patch available. Sources: github_commit.
github_commit Patch Available

commit 66e3774d2796 (libgit2/libgit2)

Patch available: libgit2/libgit2 v1.5.0 (contains commit 66e3774d2796)

https://github.com/libgit2/libgit2/commit/66e3774d279672ee51c3b54545a79d20d1ada834
github_commit

commit 4ac39c76c015 (libgit2/libgit2)

Fix landed in libgit2/libgit2 commit 4ac39c76c015 — awaiting tagged release

https://github.com/libgit2/libgit2/commit/4ac39c76c0153d1ee6889a0984c39e97731684b2
generic

CVE-2016-10128 — PSIRT.COM

http://www.securityfocus.com/bid/95338
generic

oss-security - Re: CVE Request: two security fixes in libgit2 0.25.1, 0.24.6

http://www.openwall.com/lists/oss-security/2017/01/11/6
generic

oss-security - CVE Request: two security fixes in libgit2 0.25.1, 0.24.6

http://www.openwall.com/lists/oss-security/2017/01/10/5

Affected Packages

(14 across 12 ecosystems)
Debian:11(2)
PackageVulnerable rangeFixed inDependents
cargo—0.17.0-1—
libgit2—0.25.1+really0.24.6-1—
Debian:12(2)
PackageVulnerable rangeFixed inDependents
cargo—0.17.0-1—
libgit2—0.25.1+really0.24.6-1—
Alpine:v3.10(1)
PackageVulnerable rangeFixed inDependents
libgit20.23.2-r0 ... 0.24.3-r1 (9 versions)0.25.1-r0—
Alpine:v3.11(1)
PackageVulnerable rangeFixed inDependents
libgit20.23.2-r0 ... 0.24.3-r1 (9 versions)0.25.1-r0—
Alpine:v3.4(1)
PackageVulnerable rangeFixed inDependents
libgit20.23.2-r0 ... 0.24.3-r0 (6 versions)0.24.6-r0—
Alpine:v3.5(1)
PackageVulnerable rangeFixed inDependents
libgit20.23.2-r0 ... 0.24.3-r1 (9 versions)0.24.6-r0—
Alpine:v3.6(1)
PackageVulnerable rangeFixed inDependents
libgit20.23.2-r0 ... 0.24.3-r1 (9 versions)0.25.1-r0—
Alpine:v3.7(1)
PackageVulnerable rangeFixed inDependents
libgit20.23.2-r0 ... 0.24.3-r1 (9 versions)0.25.1-r0—
Alpine:v3.8(1)
PackageVulnerable rangeFixed inDependents
libgit20.23.2-r0 ... 0.24.3-r1 (9 versions)0.25.1-r0—
Alpine:v3.9(1)
PackageVulnerable rangeFixed inDependents
libgit20.23.2-r0 ... 0.24.3-r1 (9 versions)0.25.1-r0—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
libgit2—0.25.1+really0.24.6-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
libgit2—0.25.1+really0.24.6-1—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 6× in last 7d / 26× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 127 total refreshes for this CVE.

  1. 2026-08-20 22:50 UTCEPSS rescore
  2. 2026-08-19 16:59 UTCEPSS rescore
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  25. 2026-07-23 01:21 UTCEG score recompute
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  1. 2026-07-23 00:22 UTCEG score recompute
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  74. 2026-05-31 00:14 UTCEPSS rescore
  75. 2026-05-30 21:53 UTCOSV refresh

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2016-10128?
CVE-2016-10128 is a critical vulnerability published on March 24, 2017. Buffer overflow in the gitpktparseline function in transports/smartpkt.c in the Git Smart Protocol support in libgit2 before 0.24.6 and 0.25.x before 0.25.1 allows remote attackers to have unspecified impact via a crafted non-flush packet.
When was CVE-2016-10128 disclosed?
CVE-2016-10128 was first published in the National Vulnerability Database on March 24, 2017, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-10128 actively exploited?
CVE-2016-10128 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 4% probability of exploitation in the next 30 days, which ranks it in the top 10.5% of all scored CVEs.
What is the CVSS score of CVE-2016-10128?
CVE-2016-10128 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2016-10128?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-10128, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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