CVE-2016-7952: fedoraproject fedora Improper Input Validation
CVSS: 7.5v3.0HighModified
AliasesALPINE-CVE-2016-7952UBUNTU-CVE-2016-7952DEBIAN-CVE-2016-7952
Published 13-12-2016Last modified 06-08-2024
Vulnerability summary
CVE-2016-7952 is a high (CVSS 7.5) Improper Input Validation vulnerability in fedoraproject fedora. EPSS estimates a 2.29% chance of exploitation in the next 30 days, higher than 82.9% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.0 (NVD)EPSS score
2.29%
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 6 · Related 3Timeline
- 13-12-2016PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
X.org libXtst before 1.2.3 allows remote X servers to cause a denial of service (infinite loop) via a reply in the (1) XRecordStartOfData, (2) XRecordEndOfData, or (3) XRecordClientDied category without a client sequence and with attached data.
CVSS metrics
5 scores · 4 sources · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 4 agree
- OSV · AlpineEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
2.29%
Chance of exploitation in the next 30 days
Percentile
83%
Versus all other CVEs
30-day change
0.00 pp
From 2.29% on 19-09-2026
19-09-202619-10-2026
EPSS score2.29%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-20Improper Input ValidationThe product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
- CWE-284Improper Access ControlThe product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
Affected systems
Alpine1 product
- libxtst< 1.2.2-r1
Debian1 product
- libxtst< 2:1.2.3-1
Fedoraproject1 product
- fedoraEOL24 | 25
Ubuntu1 product
- libxtstAll versions (No fix recorded) | < 2:1.2.3-1
X.org1 product
- libxtst≤ 1.2.2
5 vendors · 5 products
