CVE-2022-3256: debian debian_linux Use After Free
CVSS: 7.8v3.0HighAnalyzed
AliasesALPINE-CVE-2022-3256UBUNTU-CVE-2022-3256DEBIAN-CVE-2022-3256
Published 22-09-2022Last modified 23-05-2025
Vulnerability summary
CVE-2022-3256 is a high (CVSS 7.8) Use After Free vulnerability in debian debian_linux. EPSS estimates a 0.49% chance of exploitation in the next 30 days, higher than 40.8% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.8/10
010
High · v3.0 (CVE.org)EPSS score
0.49%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Advisory lineage
Upstream 0 · Downstream 4 · Related 2Timeline
- 22-09-2022PublishedVulnerability first disclosed.
- 23-05-2025Last modifiedVulnerability information updated.
Description
Use After Free in GitHub repository vim/vim prior to 9.0.0530.
CVSS metrics
7 scores · 5 sources · 2 versionsHigh 7.8Preferred score · OSV · Alpine (Ecosystem advisory) · calculated from vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesAll 4 agree
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVDNIST7.8HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
High 7.8Preferred score · CVE.org (CNA)
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated7.8HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVDNIST7.8HighCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.49%
Chance of exploitation in the next 30 days
Percentile
41%
Versus all other CVEs
30-day change
0.00 pp
From 0.49% on 19-09-2026
19-09-202619-10-2026
EPSS score0.49%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (huntr.dev)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Debian2 products
- vim< 2:9.0.0626-1
- debian_linuxEOL10.0
Alpine1 product
- vim< 9.0.0598-r0
Fedoraproject1 product
- fedoraEOL35 | 36 | 37
Neovim1 product
- neovim≥ 0.1.0, < 0.8.0
Ubuntu1 product
- vim< 2:7.4.052-1ubuntu3.1+esm13 | < 2:7.4.1689-3ubuntu1.5+esm14 | < 2:8.0.1453-1ubuntu1.13+esm5 | < 2:8.1.2269-1ubuntu5.18 | < 2:8.2.3995-1ubuntu2.12
6 vendors · 8 products
