CVE-2024-2608: debian debian_linux Integer Overflow to Buffer Overflow
Vulnerability summary
CVE-2024-2608 is a high (CVSS 8.4) Integer Overflow to Buffer Overflow vulnerability in debian debian_linux. EPSS estimates a 0.39% chance of exploitation in the next 30 days, higher than 31% of scored vulnerabilities. 1 public exploit is recorded.
Advisory lineage
Upstream 0 · Downstream 32 · Related 10Timeline
- 19-03-2024PublishedVulnerability first disclosed.
- 13-03-2025Last modifiedVulnerability information updated.
Description
`AppendEncodedAttributeValue(), ExtraSpaceNeededForAttrEncoding()` and `AppendEncodedCharacters()` could have experienced integer overflows, causing underallocation of an output buffer leading to an out of bounds write. This vulnerability affects Firefox < 124, Firefox ESR < 115.9, and Thunderbird < 115.9.
CVSS metrics
5 scores · 5 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated8.4HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated8.4HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- OSV · ChainguardEcosystem advisory · calculated8.4HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVDNIST8.4HighCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.39%
Chance of exploitation in the next 30 days
Percentile
31%
Versus all other CVEs
30-day change
0.00 pp
From 0.39% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (bugzilla.mozilla.org)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Ubuntu8 products
- firefox< 124.0+build1-0ubuntu0.20.04.1
- mozjs102All versions (No fix recorded)
- mozjs38All versions (No fix recorded)
- mozjs52All versions (No fix recorded)
- mozjs68All versions (No fix recorded)
Debian3 products
- firefox-esr< 115.9.0esr-1~deb12u1 | < 115.9.0esr-1
- thunderbird< 1:115.9.0-1~deb12u1 | < 1:115.9.0-1
- debian_linuxEOL10.0
Mozilla3 products
- firefox≥ unspecified, < 124 | < 115.9.0 | < 124.0
- firefox_esr≥ unspecified, < 115.9
- thunderbird≥ unspecified, < 115.9 | < 115.9.0
Chainguard1 product
- firefox-esr< 115.9.1-r0
4 vendors · 15 products
