Vulnerability details
CVE-2026-5732
Red Hat Enterprise Linux 10Red Hat Enterprise Linux 6Red Hat Enterprise Linux 7
Incorrect boundary conditions, integer overflow in the Graphics: Text component
CVSS 3.1
8.8High
Official description
Incorrect boundary conditions, integer overflow in the Graphics: Text component. This vulnerability was fixed in Firefox 149.0.2, Firefox ESR 140.9.1, Thunderbird 149.0.2, and Thunderbird 140.9.1.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.8High | 3.1 | CISA ADP / Vulnrichment (CISA-ADP) | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| 8.8High | 3.1 | CVEProject cvelistV5 (CNA) (redhat-SADP) | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Red Hat | Red Hat Enterprise Linux 10 | All | CVEProject cvelistV5 (CNA) |
| Red Hat | Red Hat Enterprise Linux 6 | All | CVEProject cvelistV5 (CNA) |
| Red Hat | Red Hat Enterprise Linux 7 | All | CVEProject cvelistV5 (CNA) |
References and advisories
32- https://bugzilla.mozilla.org/show_bug.cgi?id=2017867
- https://www.mozilla.org/security/advisories/mfsa2026-25/
- https://www.mozilla.org/security/advisories/mfsa2026-27/
- https://www.mozilla.org/security/advisories/mfsa2026-28/
- https://www.mozilla.org/security/advisories/mfsa2026-29/
- https://access.redhat.com/security/cve/CVE-2026-5732 vdb-entryx_refsource_REDHAT
- https://bugzilla.redhat.com/show_bug.cgi?id=2455908 issue-trackingx_refsource_REDHAT
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-5732.json x_sadp-csaf-vex
- https://access.redhat.com/errata/RHSA-2026:13977 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:13665 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:11813 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:7672 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:9638 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:8052 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:9345 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:11805 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:13600 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:14303 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:13683 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:15889 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:13682 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:14223 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:13596 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:12264 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:13922 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:13412 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:13582 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:13533 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:13583 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:13342 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:7671 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2026:8459 vendor-advisoryx_refsource_REDHAT
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Details
- Published
- 2026-04-07
- Last updated
- 2026-07-15
- State
- Published
- Assigner (CNA)
- mozilla
Exploit prediction (EPSS)
0.36%
Probability of exploitation in 30 days
30.3%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-190Integer Overflow or Wraparound