CVE-2020-10878: fedoraproject fedora Integer Overflow or Wraparound
Vulnerability summary
CVE-2020-10878 is a high (CVSS 8.6) Integer Overflow or Wraparound vulnerability in fedoraproject fedora. EPSS estimates a 4.88% chance of exploitation in the next 30 days, higher than 92% of scored vulnerabilities.
Severe, CVSS 8.6 (NVD); no exploitation reported by the 5 checked sources; EPSS 5% (FIRST, 03-11-2026)
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 15 · Related 7Timeline
- 05-06-2020PublishedVulnerability first disclosed.
- 14-10-2026Last modifiedVulnerability information updated.
Description
Perl before 5.30.3 has an integer overflow related to mishandling of a "PL_regkind[OP(n)] == NOTHING" situation. A crafted regular expression could lead to malformed bytecode with a possibility of instruction injection.
CVSS metrics
5 scores · 4 sources · 2 versions- OSV · AlpineEcosystem advisory · calculated8.6HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
- OSV · UbuntuEcosystem advisory · calculated8.6HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
- OSV · DebianEcosystem advisory · calculated8.6HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
EPSS trend
Probability
4.88%
Chance of exploitation in the next 30 days
Percentile
92%
Versus all other CVEs
30-day change
No change 0.00 pp
From 4.88% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: network-reachable, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Oracle12 products
- communications_billing_and_revenue_management12.0.0.2.0 | 12.0.0.3.0
- communications_diameter_signaling_router≥ 8.0.0, ≤ 8.5.0
- communications_eagle_application_processor≥ 16.1.0, ≤ 16.4.0
- communications_eagle_lnp_application_processor10.1 | 10.2 | 46.7 | 46.8 | 46.9
- communications_lsms≥ 13.1, ≤ 13.4
Netapp2 products
Alpine1 product
- perl< 5.28.3-r0 | < 5.30.3-r0 | < 5.26.3-r1
Debian1 product
- perl< 5.30.3-1
Fedoraproject1 product
- fedoraEOL31
Opensuse1 product
- leapEOL15.1
Perl1 product
- perl< 5.30.3
Ubuntu1 product
- perl< 5.18.2-2ubuntu1.7+esm3 | < 5.22.1-9ubuntu0.9 | < 5.26.1-6ubuntu0.5 | < 5.30.0-9ubuntu0.2
8 vendors · 20 products
References
24 links- lists.opensuse.org/opensuse-security-announce/2020-06/msg00044.htmlVendor AdvisoryX Refsource SUSEMailing ListThird Party Advisory
- github.com/perl/perl5/commit/0a320d753fe7fca03df259a4dfd8e641e51edaa8X Refsource CONFIRMPatchThird Party Advisory
- github.com/perl/perl5/commit/3295b48defa0f8570114877b063fe546dd348b3cX Refsource CONFIRMPatchThird Party Advisory
