CVE-2022-0518: fedoraproject fedora Heap-based Buffer Overflow
CVSS: 7.1v3.1HighModified
AliasesUBUNTU-CVE-2022-0518
Published 08-02-2022Last modified 02-08-2024
Vulnerability summary
CVE-2022-0518 is a high (CVSS 7.1) Heap-based Buffer Overflow vulnerability in fedoraproject fedora. EPSS estimates a 1.00% chance of exploitation in the next 30 days, higher than 62.4% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
7.1/10
010
High · v3.1 (NVD)EPSS score
1.00%
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 2 · Related 1Timeline
- 08-02-2022PublishedVulnerability first disclosed.
- 02-08-2024Last modifiedVulnerability information updated.
Description
Heap-based Buffer Overflow in GitHub repository radareorg/radare2 prior to 5.6.2.
CVSS metrics
6 scores · 3 sources · 3 versionsHigh 7.1Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:HSourcesAll 2 agree
- OSV · UbuntuEcosystem advisory · calculated7.1HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
Medium 6.3Preferred score · CVE.org (CNA)
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:LSourcesAll 3 agree
- OSV · UbuntuEcosystem advisory · calculated6.3MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
- NVDNIST6.3MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Medium 5.8Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:P/I:N/A:PSourcesSingle source
EPSS trend
Probability
1.00%
Chance of exploitation in the next 30 days
Percentile
62%
Versus all other CVEs
30-day change
0.00 pp
From 1.00% on 20-09-2026
20-09-202620-10-2026
EPSS score1.00%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (huntr.dev)
Maturity: unknown
Weaknesses
CWE · root cause- CWE-122Heap-based Buffer OverflowA heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
Fedoraproject1 product
- fedoraEOL35 | 36
Radare1 product
- radare2< 5.6.2
Radareorg1 product
- radareorg/radare2≥ unspecified, < 5.6.2
Ubuntu1 product
- radare2All versions (No fix recorded)
4 vendors · 4 products
References
6 links- huntr.dev/bounties/10051adf-7ddc-4042-8fd0-8e9e0c5b1184X Refsource CONFIRMREPORTExploitPatchThird Party Advisory
- github.com/radareorg/radare2/commit/9650e3c352f675687bf6c6f65ff2c4a3d0e288faX Refsource MISCREPORTPatchThird Party Advisory