CVE-2018-10888: Input Validation
First published: Wed Jul 04 2018(Updated: )
A flaw was found in libgit2 before version 0.27.3. A missing check in git_delta_apply function in delta.c file, may lead to an out-of-bound read while reading a binary delta file. An attacker may use this flaw to cause a Denial of Service.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/libgit2 | <0.27.3 | 0.27.3 |
| redhat/libgit2 | <0.26.5 | 0.26.5 |
| libgit2 | <0.27.3 | |
| Debian GNU/Linux | =8.0 | |
| Debian GNU/Linux | =9.0 |
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Reference Links
- https://github.com/libgit2/libgit2/commit/9844d38bed10e9ff17174434b3421b227ae710f3
- https://github.com/libgit2/libgit2/releases/tag/v0.27.3
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1599320
- https://bugzilla.redhat.com/show_bug.cgi?id=1598024
- https://lists.debian.org/debian-lts-announce/2018/08/msg00024.html
- https://lists.debian.org/debian-lts-announce/2022/03/msg00031.html
Frequently Asked Questions
What is CVE-2018-10888?
CVE-2018-10888 is a vulnerability in libgit2 before version 0.27.3 that can be exploited to cause a Denial of Service.
How severe is CVE-2018-10888?
CVE-2018-10888 has a severity rating of 6.5 (medium).
Which software versions are affected by CVE-2018-10888?
Versions up to and excluding 0.27.3 of libgit2 are affected by CVE-2018-10888.
How can I fix CVE-2018-10888?
You can fix CVE-2018-10888 by upgrading to version 0.27.3 of libgit2.
Where can I find more information about CVE-2018-10888?
You can find more information about CVE-2018-10888 on the following references: [Bugzilla](https://bugzilla.redhat.com/show_bug.cgi?id=1598024), [GitHub commit](https://github.com/libgit2/libgit2/commit/9844d38bed10e9ff17174434b3421b227ae710f3), [GitHub release](https://github.com/libgit2/libgit2/releases/tag/v0.27.3).
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