CVE-2021-45078: debian debian_linux Out-of-bounds Write
Vulnerability summary
CVE-2021-45078 is a high (CVSS 7.8) Out-of-bounds Write vulnerability in debian debian_linux. EPSS estimates a 1.41% chance of exploitation in the next 30 days, higher than 72.2% of scored vulnerabilities. 1 public exploit is recorded.
Advisory lineage
Upstream 0 · Downstream 4 · Related 4Timeline
- 15-12-2021PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
stab_xcoff_builtin_type in stabs.c in GNU Binutils through 2.37 allows attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact, as demonstrated by an out-of-bounds write. NOTE: this issue exists because of an incorrect fix for CVE-2018-12699.
CVSS metrics
4 scores · 3 sources · 2 versions- 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
EPSS trend
Probability
1.41%
Chance of exploitation in the next 30 days
Percentile
72%
Versus all other CVEs
30-day change
+0.10 pp
From 1.31% on 19-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (sourceware.org)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Debian2 products
- binutils< 2.37.50.20220106-1
- debian_linuxEOL9.0 | 10.0 | 11.0
Fedoraproject1 product
- fedoraEOL34 | 35
Gnu1 product
- binutils≤ 2.37
Netapp1 product
Redhat1 product
Ubuntu1 product
- binutilsAll versions (No fix recorded) | < 2.26.1-1ubuntu1~16.04.8+esm3 | < 2.34-6ubuntu1.6
6 vendors · 7 products
References
12 links- sourceware.org/bugzilla/show_bug.cgi?id=28694X Refsource MISCExploitIssue TrackingPatchThird Party Advisory
