CVE-2017-18189: debian debian_linux NULL Pointer Dereference
CVSS: 7.5v3.0HighModified
AliasesRHSA-2019:2283UBUNTU-CVE-2017-18189DEBIAN-CVE-2017-18189
Published 15-02-2018Last modified 05-08-2024
Vulnerability summary
CVE-2017-18189 is a high (CVSS 7.5) NULL Pointer Dereference vulnerability in debian debian_linux. EPSS estimates a 5.05% chance of exploitation in the next 30 days, higher than 92.2% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.5/10
010
High · v3.0 (NVD)EPSS score
5.05%
0%100%
Low · +0.47 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Advisory lineage
Upstream 0 · Downstream 6 · Related 3Timeline
- 15-02-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
In the startread function in xa.c in Sound eXchange (SoX) through 14.4.2, a corrupt header specifying zero channels triggers an infinite loop with a resultant NULL pointer dereference, which may allow a remote attacker to cause a denial-of-service.
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:HSources4 sources · 3.3–7.5
- OSV · Red hatEcosystem advisory · calculated3.3LowCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:LDiffers
- 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
5.05%
Chance of exploitation in the next 30 days
Percentile
92%
Versus all other CVEs
30-day change
+0.47 pp
From 4.59% on 21-09-2026
21-09-202621-10-2026
EPSS score5.05%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (bugs.debian.org)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Redhat3 products
- sox< 0:14.4.1-7.el7
- sox-debuginfo< 0:14.4.1-7.el7
- sox-devel< 0:14.4.1-7.el7
Debian2 products
- sox< 14.4.2-2
- debian_linuxEOL8.0
Sound_exchange_project1 product
- sound_exchange≤ 14.4.2
Ubuntu1 product
- sox< 14.4.1-3ubuntu1.1 | < 14.4.1-5ubuntu0.1
4 vendors · 7 products
References
16 links
bugs.debian.org/cgi-bin/bugreport.cgi?bug=881121X Refsource MISCExploitIssue TrackingMailing ListThird Party AdvisoryARTICLEREPORT- lists.debian.org/debian-lts-announce/2019/02/msg00042.htmlMailing ListX Refsource MLISTThird Party Advisory
