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CVE-2018-10888

22
FAUCET Score

CVE-2018-10888 is an out-of-bounds read vulnerability in libgit2 versions prior to 0.27.3, specifically within the git_delta_apply function. This flaw, affecting Debian and libgit2 products, can be triggered by a malicious binary delta file. With a CVSS score of 6.5 (Medium), it can lead to a Denial of Service (DoS) if an attacker convinces a user to process a specially crafted file. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.27.3CPE matchmatch criteria
cpe:2.3:a:libgit2:libgit2:*:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
9.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.85%
Probability of exploitation in next 30 days
EPSS Percentile
76.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0185 is in the 88th percentile among its peer group of 26,236 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia nvd_reference
View patch

References

bugzilla.redhat.com / show_bug.cgi
Issue TrackingPatchThird Party Advisory
github.com / libgit2/libgit2/commit/9844d38bed10e9ff17174434b3421b227ae710f3
PatchThird Party Advisory
github.com / libgit2/libgit2/releases/tag/v0.27.3
PatchRelease NotesThird Party Advisory
lists.debian.org / debian-lts-announce/2018/08/msg00024.html
Mailing ListThird Party Advisory
lists.debian.org / debian-lts-announce/2022/03/msg00031.html
Mailing ListThird Party Advisory