CVE-2017-5194: debian debian_linux Use After Free
CVSS: 7.5v3.0HighModified
AliasesALPINE-CVE-2017-5194UBUNTU-CVE-2017-5194DEBIAN-CVE-2017-5194
Published 03-03-2017Last modified 05-08-2024
Vulnerability summary
CVE-2017-5194 is a high (CVSS 7.5) Use After Free vulnerability in debian debian_linux. EPSS estimates a 4.95% chance of exploitation in the next 30 days, higher than 92% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.0 (NVD)EPSS score
4.95%
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 4Timeline
- 03-03-2017PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
Use-after-free vulnerability in Irssi before 0.8.21 allows remote attackers to cause a denial of service (crash) via an invalid nick message.
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
4.95%
Chance of exploitation in the next 30 days
Percentile
92%
Versus all other CVEs
30-day change
0.00 pp
From 4.95% on 19-09-2026
19-09-202619-10-2026
EPSS score4.95%
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
- irssi< 0.8.21-1
- debian_linuxEOL7.0
Alpine1 product
- irssi< 0.8.21-r0
Irssi1 product
- irssi< 0.8.21
Ubuntu1 product
- irssi< 0.8.15-5ubuntu3.1 | < 0.8.19-1ubuntu1.3
4 vendors · 5 products
References
11 links
lists.debian.org/debian-lts-announce/2017/12/msg00022.htmlMailing ListX Refsource MLISTThird Party Advisory