CVE-2016-8569: fedoraproject fedora NULL Pointer Dereference
CVSS: 5.5v3.0MediumModified
AliasesALPINE-CVE-2016-8569UBUNTU-CVE-2016-8569DEBIAN-CVE-2016-8569
Published 03-02-2017Last modified 06-08-2024
Vulnerability summary
CVE-2016-8569 is a medium (CVSS 5.5) NULL Pointer Dereference vulnerability in fedoraproject fedora. EPSS estimates a 1.84% chance of exploitation in the next 30 days, higher than 78.6% of scored vulnerabilities.
CVSS score
5.5/10
010
Medium · v3.0 (NVD)EPSS score
1.84%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 5 · Related 4Timeline
- 03-02-2017PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
The git_oid_nfmt function in commit.c in libgit2 before 0.24.3 allows remote attackers to cause a denial of service (NULL pointer dereference) via a cat-file command with a crafted object file.
CVSS metrics
5 scores · 4 sources · 2 versionsMedium 5.5Preferred score · NVD (NIST)
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
1.84%
Chance of exploitation in the next 30 days
Percentile
79%
Versus all other CVEs
30-day change
0.00 pp
From 1.84% on 20-09-2026
20-09-202620-10-2026
EPSS score1.84%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Debian2 products
- cargo< 0.17.0-1
- libgit2< 0.24.2-2
Alpine1 product
- libgit2< 0.24.3-r0
Fedoraproject1 product
- fedoraEOL23 | 24 | 25
Libgit2_project1 product
- libgit2≤ 0.24.2
Suse1 product
- linux_enterprise12.0
Ubuntu1 product
- libgit2< 0.19.0-2ubuntu0.4+esm1 | < 0.24.1-2ubuntu0.2+esm1
7 vendors · 9 products
References
17 links- www.openwall.com/lists/oss-security/2016/10/08/7Mailing ListX Refsource MLISTPatchThird Party Advisory
- github.com/libgit2/libgit2/releases/tag/v0.24.3X Refsource CONFIRMIssue TrackingPatchThird Party Advisory
- lists.opensuse.org/opensuse-updates/2016-12/msg00075.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- lists.opensuse.org/opensuse-updates/2017-01/msg00114.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- lists.opensuse.org/opensuse-updates/2017-01/msg00110.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
Show all 17 references
- lists.opensuse.org/opensuse-updates/2017-01/msg00103.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
