CVE-2018-15501

Name
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.
NVD Severity
medium
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
Third Party Advisory https://www.pro-linux.de/sicherheit/2/44650/denial-of-service-in-libgit2.html
Third Party Advisory https://github.com/libgit2/libgit2/releases/tag/v0.27.4
Third Party Advisory https://github.com/libgit2/libgit2/releases/tag/v0.26.6
Patch https://github.com/libgit2/libgit2/commit/1f9a8510e1d2f20ed7334eeeddb92c4dd8e7c649
Issue Tracking https://bugzilla.suse.com/show_bug.cgi?id=1104641
Third Party Advisory https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=9406
Mailing List https://lists.debian.org/debian-lts-announce/2018/08/msg00024.html

Match rules

CPE URI Source package Min version Max version
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* debian_linux == None == 8.0

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
libgit2-1.5 edge-community 0.27.4-r0 None fixed
libgit2-1.1 edge-community 0.27.4-r0 None fixed
libgit2-1.0 edge-community 0.27.4-r0 None fixed
libgit2 edge-community 0.27.4-r0 None fixed
libgit2 3.22-community 0.27.4-r0 None fixed
libgit2 3.21-community 0.27.4-r0 None fixed
libgit2 3.20-community 0.27.4-r0 None fixed
libgit2 3.19-community 0.27.4-r0 None fixed
libgit2 3.18-community 0.27.4-r0 None fixed
libgit2 3.17-community 0.27.4-r0 None fixed
libgit2 3.11-main 0.27.4-r0 None fixed
libgit2 3.10-main 0.27.4-r0 None fixed