CVE-2018-10887 — Vulnetix

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CVE-2018-10887 PUBLISHED

A flaw was found in libgit2 before version 0.27.3. It has been discovered that an unexpected sign extension in git_delta_apply function in delta.c file may lead to an integer overflow which in turn leads to an out of bound read, allowing to read before the base object. An attacker may use this flaw to leak memory addresses or cause a Denial of Service.

EPSS 0.26% · 49.0th percentile

Risk Scores

EPSS Score

0.26%

49.0th percentile

Affected Products

Vendor	Product	Versions
Ubuntu:18.04:LTS	libgit2	0.26.0+dfsg.1-1.1build1, 0.26.0+dfsg.1-1.1, 0
Ubuntu:16.04:LTS	libgit2	0.24.1-2, 0, 0.22.2-2
Ubuntu:14.04:LTS	libgit2	0, 0.19.0-2

Timeline

Jul 10, 2018 CVE Published
Oct 9, 2019 CVE Updated
Apr 14, 2021 EPSS Score
Jun 22, 2021 EPSS Score
Aug 23, 2021 EPSS Score
Dec 25, 2021 EPSS Score
Feb 4, 2022 EPSS Score
Feb 25, 2022 EPSS Score
Apr 28, 2022 EPSS Score
Jun 29, 2022 EPSS Score
Nov 1, 2022 EPSS Score
Jan 2, 2023 EPSS Score

References

https://ubuntu.com/security/CVE-2018-10887 third-party-advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1598021 third-party-advisory
https://github.com/libgit2/libgit2/releases/tag/v0.27.3 third-party-advisory
https://www.cve.org/CVERecord?id=CVE-2018-10887 third-party-advisory

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