High severity7.5NVD Advisory· Published Aug 18, 2018· Updated Jun 17, 2026
CVE-2018-15501
CVE-2018-15501
Description
In ng_pkt in transports/smart_pkt.c in libgit2 before 0.26.6 and 0.27.x before 0.27.4, a remote attacker can send a crafted smart-protocol "ng" packet that lacks a '\0' byte to trigger an out-of-bounds read that leads to DoS.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
5- Range: <0.26.6 || >=0.27.0 <0.27.4
- osv-coords4 versionspkg:rpm/suse/libgit2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Development%20Tools%2015pkg:rpm/suse/libgit2&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP3pkg:rpm/suse/libgit2&distro=SUSE%20Manager%20Server%203.1pkg:rpm/suse/libgit2&distro=SUSE%20Manager%20Server%203.2
< 0.26.6-3.5.2+ 3 more
- (no CPE)range: < 0.26.6-3.5.2
- (no CPE)range: < 0.24.1-7.6.1
- (no CPE)range: < 0.24.1-7.6.1
- (no CPE)range: < 0.24.1-7.6.1
Patches
Vulnerability mechanics
References
8- bugzilla.suse.com/show_bug.cginvdIssue TrackingPatchThird Party Advisory
- github.com/libgit2/libgit2/commit/1f9a8510e1d2f20ed7334eeeddb92c4dd8e7c649nvdPatchThird Party Advisory
- bugs.chromium.org/p/oss-fuzz/issues/detailnvdExploitIssue TrackingPatchThird Party Advisory
- github.com/libgit2/libgit2/releases/tag/v0.26.6nvdRelease NotesThird Party Advisory
- github.com/libgit2/libgit2/releases/tag/v0.27.4nvdRelease NotesThird Party Advisory
- lists.debian.org/debian-lts-announce/2018/08/msg00024.htmlnvdMailing ListThird Party Advisory
- lists.debian.org/debian-lts-announce/2022/03/msg00031.htmlnvdMailing ListThird Party Advisory
- www.pro-linux.de/sicherheit/2/44650/denial-of-service-in-libgit2.htmlnvdThird Party Advisory
News mentions
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