CVE-2024-0755: debian debian_linux Code Injection
Vulnerability summary
CVE-2024-0755 is a high (CVSS 8.8) Code Injection vulnerability in debian debian_linux. EPSS estimates a 0.75% chance of exploitation in the next 30 days, higher than 54.1% of scored vulnerabilities.
Advisory lineage
Upstream 0 · Downstream 33 · Related 10Timeline
- 23-01-2024PublishedVulnerability first disclosed.
- 22-05-2025Last modifiedVulnerability information updated.
Description
Memory safety bugs present in Firefox 121, Firefox ESR 115.6, and Thunderbird 115.6. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 122, Firefox ESR < 115.7, and Thunderbird < 115.7.
CVSS metrics
5 scores · 5 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · ChainguardEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVDNIST8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.75%
Chance of exploitation in the next 30 days
Percentile
54%
Versus all other CVEs
30-day change
0.00 pp
From 0.75% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ubuntu8 products
- firefox< 122.0+build2-0ubuntu0.20.04.1
- mozjs102All versions (No fix recorded)
- mozjs38All versions (No fix recorded)
- mozjs52All versions (No fix recorded)
- mozjs68All versions (No fix recorded)
Debian3 products
- firefox-esr< 115.7.0esr-1~deb12u1 | < 115.7.0esr-1
- thunderbird< 1:115.7.0-1~deb12u1 | < 1:115.7.0-1
- debian_linuxEOL10.0
Mozilla3 products
- firefox≥ unspecified, < 122 | < 122.0
- firefox_esr≥ unspecified, < 115.7 | < 115.7
- thunderbird≥ unspecified, < 115.7 | < 115.7
Chainguard1 product
- firefox-esr< 122.0-r0
4 vendors · 15 products
References
14 links- bugzilla.mozilla.org/buglist.cgi?bug_id=1868456%2C1871445%2C1873701REPORTIssue TrackingPermissions Required
