Red Hat Security Advisory: Satellite 6.18.6 Async Update
Affects Red HatSource GCVE Database
Mentioned vulnerabilities
Not known to be exploited · CVSS 8.6 High : upgrade Red Hat to 12.1.1 soon.
Data as of 5 Nov 2026, 15:49 UTC
- EPSS
- 0.4% chance of exploitation in 30 days – higher than 35% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 12.1.1
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 11 Feb 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 5 Nov 2026.
What to do
Upgrade Pillow to 12.1.1.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| python-pillowPillow | Affected
| Fixed in
|
AI-suggested
Apply the official Red Hat Satellite 6.18.6 update which includes patches for CVE-2026-25990, CVE-2026-27830, and CVE-2026-32282. Ensure all previously released errata relevant to your system are applied before updating. Follow Red Hat's documented update procedures at https://docs.redhat.com/en/documentation/red_hat_satellite/6.18/html/updating_red_hat_satellite/index. No alternative mitigations are noted; patching is the recommended and supported remediation.
Description
Red Hat Satellite is a system management solution that allows organizations to configure and maintain their systems without the necessity to provide public Internet access to their servers or other client systems. It performs provisioning and configuration management of predefined standard operating environments. Security Fix(es): * python3.12-pillow: Pillow: Out-of-bounds Write via Specially Crafted PSD Image (CVE-2026-25990) * candlepin: com.mchange/c3p0: c3p0: Arbitrary Code Execution via deserialization of crafted objects (CVE-2026-27830) * dynflow-utils: Root.Chmod can follow symlinks out of the root (CVE-2026-32282)
References
- access.redhat.com/errata/RHSA-2026:28385 (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- access.redhat.com/documentation/en-us/red_hat_satellite/6.18/html/updating_red_hat_satellite/index (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2439170 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2442908 (opens in a new tab)
- bugzilla.redhat.com/show_bug.cgi?id=2456336 (opens in a new tab)
- issues.redhat.com/browse/SAT-45570 (opens in a new tab)
- issues.redhat.com/browse/SAT-45571 (opens in a new tab)
- issues.redhat.com/browse/SAT-45836 (opens in a new tab)
- issues.redhat.com/browse/SAT-45883 (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_28385.json (opens in a new tab)
- github.com/python-pillow/Pillow/security/advisories/GHSA-cfh3-3jmp-rvhc (opens in a new tab)
- github.com/python-pillow/Pillow/commit/9000313cc5d4a31bdcdd6d7f0781101abab553aa (opens in a new tab)
- openwall.com/lists/oss-security/2026/02/12/1 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-25990 (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-25990.json (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:6278 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:14874 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:6277 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:14873 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:4128 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:3461 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:3462 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:16174 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:6308 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:6309 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:10184 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:42644 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:19712 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:5665 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:4942 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:6568 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:6497 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:6567 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:5168 (opens in a new tab)
- nvd.nist.gov/vuln/detail/CVE-2026-25990 (opens in a new tab)
- github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-FG72002.json (opens in a new tab)
- osv.dev/vulnerability/CVE-2026-25990 (opens in a new tab)
- osv.dev/vulnerability/CVE-2026-40192 (opens in a new tab)
- osv.dev/vulnerability/CVE-2026-42308 (opens in a new tab)
- osv.dev/vulnerability/CVE-2026-42309 (opens in a new tab)
- osv.dev/vulnerability/CVE-2026-42310 (opens in a new tab)
- osv.dev/vulnerability/CVE-2026-42311 (opens in a new tab)
- osv.dev/vulnerability/CVE-2026-45409 (opens in a new tab)
- osv.dev/vulnerability/CVE-2026-48522 (opens in a new tab)
- osv.dev/vulnerability/CVE-2026-48524 (opens in a new tab)
- osv.dev/vulnerability/CVE-2026-48525 (opens in a new tab)
- osv.dev/vulnerability/CVE-2026-48526 (opens in a new tab)
- osv.dev/vulnerability/ghsa-5xmw-vc9v-4wf2 (opens in a new tab)
- osv.dev/vulnerability/ghsa-65pc-fj4g-8rjx (opens in a new tab)
- osv.dev/vulnerability/ghsa-cfh3-3jmp-rvhc (opens in a new tab)
- osv.dev/vulnerability/ghsa-pwv6-vv43-88gr (opens in a new tab)
- osv.dev/vulnerability/ghsa-r73j-pqj5-w3x7 (opens in a new tab)
- osv.dev/vulnerability/ghsa-whj4-6x5x-4v2j (opens in a new tab)
- osv.dev/vulnerability/ghsa-wjx4-4jcj-g98j (opens in a new tab)
- ubuntu.com/security/notices/USN-8047-1 (opens in a new tab)
- ubuntu.com/security/CVE-2026-25990 (opens in a new tab)
- suse.com/support/security/rating/ (opens in a new tab)
- ftp.suse.com/pub/projects/security/csaf/opensuse-su-2026_20458-1.json (opens in a new tab)
- bugzilla.suse.com/1258125 (opens in a new tab)
- suse.com/security/cve/CVE-2026-25990/ (opens in a new tab)