CVE-2018-10888 — A flaw was found in libgit2 before version 0
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.
Published
2018-07-10T14:00:00.000Z
Last modified
2024-09-16T16:18:17.644Z
01What is this vulnerability?
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.
02Affected products
| Vendor | Product | Versions |
|---|
| libgit2 | libgit2 | before version 0.27.3 |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2018-07-10T14:00:00.000Z
- Last modified: 2024-09-16T16:18:17.644Z
09References
- github.com — https://github.com/libgit2/libgit2/commit/9844d38bed10e9ff17174434b3421b227ae710…
- lists.debian.org — https://lists.debian.org/debian-lts-announce/2018/08/msg00024.html
- github.com — https://github.com/libgit2/libgit2/releases/tag/v0.27.3
- bugzilla.redhat.com — https://bugzilla.redhat.com/show_bug.cgi?id=1598024
- lists.debian.org — https://lists.debian.org/debian-lts-announce/2022/03/msg00031.html
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