Upstream information

CVE-2018-15501 at MITRE

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.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 5
Vector AV:N/AC:L/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database SUSE
Base Score 7.5 4.4
Vector AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
Access Vector Network Local
Access Complexity Low Low
Privileges Required None None
User Interaction None Required
Scope Unchanged Unchanged
Confidentiality Impact None Low
Integrity Impact None None
Availability Impact High Low
SUSE Bugzilla entry: 1104641 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Module for Development Tools 15
  • libgit2 >= 0.26.6-3.5.2
  • libgit2-26 >= 0.26.6-3.5.2
  • libgit2-devel >= 0.26.6-3.5.2
Patchnames:
SUSE-SLE-Module-Development-Tools-15-2018-1731
SUSE Linux Enterprise Software Development Kit 12 SP3
  • libgit2 >= 0.24.1-7.6.1
  • libgit2-24 >= 0.24.1-7.6.1
Patchnames:
SUSE-SLE-SDK-12-SP3-2018-2459
SUSE Linux Enterprise Software Development Kit 12 SP4
  • libgit2-24 >= 0.24.1-7.6.1
Patchnames:
SUSE Linux Enterprise Software Development Kit 12 SP4 GA libgit2-24
SUSE Manager Server 3.1
  • libgit2 >= 0.24.1-7.6.1
  • libgit2-24 >= 0.24.1-7.6.1
Patchnames:
SUSE-SUSE-Manager-Server-3.1-2018-2459
SUSE Manager Server 3.2
  • libgit2 >= 0.24.1-7.6.1
  • libgit2-24 >= 0.24.1-7.6.1
Patchnames:
SUSE-SUSE-Manager-Server-3.2-2018-2459
openSUSE Leap 15.0
  • libgit2 >= 0.26.6-lp150.2.3.1
  • libgit2-26 >= 0.26.6-lp150.2.3.1
  • libgit2-26-32bit >= 0.26.6-lp150.2.3.1
  • libgit2-26-32bit-debuginfo >= 0.26.6-lp150.2.3.1
  • libgit2-26-debuginfo >= 0.26.6-lp150.2.3.1
  • libgit2-debugsource >= 0.26.6-lp150.2.3.1
  • libgit2-devel >= 0.26.6-lp150.2.3.1
Patchnames:
openSUSE-2019-638
openSUSE Leap 42.3
  • libgit2 >= 0.24.1-10.3.1
  • libgit2-24 >= 0.24.1-10.3.1
  • libgit2-24-32bit >= 0.24.1-10.3.1
  • libgit2-24-debuginfo >= 0.24.1-10.3.1
  • libgit2-24-debuginfo-32bit >= 0.24.1-10.3.1
  • libgit2-debugsource >= 0.24.1-10.3.1
  • libgit2-devel >= 0.24.1-10.3.1
Patchnames:
openSUSE-2018-1314


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
SUSE Linux Enterprise Module for Development Tools 15 GA libgit2 Released
SUSE Linux Enterprise SDK 12 SP3 libgit2 Released
SUSE Manager Server 3.1 libgit2 Released
SUSE Manager Server 3.2 libgit2 Released