SUSE update for git



Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2023-22490
CVE-2023-23946
CWE-ID CWE-59
Exploitation vector Network
Public exploit N/A
Vulnerable software
SUSE OpenStack Cloud Crowbar
Operating systems & Components / Operating system

SUSE Linux Enterprise Software Development Kit
Operating systems & Components / Operating system

SUSE Linux Enterprise Server for SAP
Operating systems & Components / Operating system

HPE Helion Openstack
Operating systems & Components / Operating system

SUSE Linux Enterprise Server for SAP Applications
Operating systems & Components / Operating system

SUSE Linux Enterprise Server
Operating systems & Components / Operating system

SUSE OpenStack Cloud
Operating systems & Components / Operating system

git-doc
Operating systems & Components / Operating system package or component

git-svn-debuginfo
Operating systems & Components / Operating system package or component

git-arch
Operating systems & Components / Operating system package or component

gitk
Operating systems & Components / Operating system package or component

git-web
Operating systems & Components / Operating system package or component

git-svn
Operating systems & Components / Operating system package or component

git-gui
Operating systems & Components / Operating system package or component

git-email
Operating systems & Components / Operating system package or component

git-debugsource
Operating systems & Components / Operating system package or component

git-daemon-debuginfo
Operating systems & Components / Operating system package or component

git-daemon
Operating systems & Components / Operating system package or component

git-cvs
Operating systems & Components / Operating system package or component

git-core-debuginfo
Operating systems & Components / Operating system package or component

git-core
Operating systems & Components / Operating system package or component

git
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Link following

EUVDB-ID: #VU72246

Risk: Low

CVSSv4.0: 0.2 [CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-22490

CWE-ID: CWE-59 - Improper Link Resolution Before File Access ('Link Following')

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to insecure processing of symbolic links when using local clone optimization. Git will abort local clones whose source `$GIT_DIR/objects` directory contains symbolic links, however the `objects` directory itself may still be a symbolic link. A remote attacker can trick the victim into using the local clone optimization to exfiltrate arbitrary files from the victim's system.

Mitigation

Update the affected package git to the latest version.

Vulnerable software versions

SUSE OpenStack Cloud Crowbar: 9

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP: 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server for SAP Applications: 12-SP5

SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5

SUSE OpenStack Cloud: 8 - 9

git-doc: before 2.26.2-27.66.1

git-svn-debuginfo: before 2.26.2-27.66.1

git-arch: before 2.26.2-27.66.1

gitk: before 2.26.2-27.66.1

git-web: before 2.26.2-27.66.1

git-svn: before 2.26.2-27.66.1

git-gui: before 2.26.2-27.66.1

git-email: before 2.26.2-27.66.1

git-debugsource: before 2.26.2-27.66.1

git-daemon-debuginfo: before 2.26.2-27.66.1

git-daemon: before 2.26.2-27.66.1

git-cvs: before 2.26.2-27.66.1

git-core-debuginfo: before 2.26.2-27.66.1

git-core: before 2.26.2-27.66.1

git: before 2.26.2-27.66.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2023/suse-su-20230426-1/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Link following

EUVDB-ID: #VU72245

Risk: Medium

CVSSv4.0: 3.7 [CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-23946

CWE-ID: CWE-59 - Improper Link Resolution Before File Access ('Link Following')

Exploit availability: No

Description

The vulnerability allows an attacker to compromise the affected system.

The vulnerability exists due to application allows to overwrite files outside the working tree via the "git apply" command. A remote attacker can trick the victim to run the affected command against a malicious or compromised repository and overwrite arbitrary files on the system.

Mitigation

Update the affected package git to the latest version.

Vulnerable software versions

SUSE OpenStack Cloud Crowbar: 9

SUSE Linux Enterprise Software Development Kit: 12-SP5

SUSE Linux Enterprise Server for SAP: 12-SP4

HPE Helion Openstack: 8

SUSE Linux Enterprise Server for SAP Applications: 12-SP5

SUSE Linux Enterprise Server: 12-SP2-BCL - 12-SP5

SUSE OpenStack Cloud: 8 - 9

git-doc: before 2.26.2-27.66.1

git-svn-debuginfo: before 2.26.2-27.66.1

git-arch: before 2.26.2-27.66.1

gitk: before 2.26.2-27.66.1

git-web: before 2.26.2-27.66.1

git-svn: before 2.26.2-27.66.1

git-gui: before 2.26.2-27.66.1

git-email: before 2.26.2-27.66.1

git-debugsource: before 2.26.2-27.66.1

git-daemon-debuginfo: before 2.26.2-27.66.1

git-daemon: before 2.26.2-27.66.1

git-cvs: before 2.26.2-27.66.1

git-core-debuginfo: before 2.26.2-27.66.1

git-core: before 2.26.2-27.66.1

git: before 2.26.2-27.66.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2023/suse-su-20230426-1/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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