- Description
- A use-after-free flaw was found in X.Org and Xwayland. The root cursor is referenced in the X server as a global variable. If a client frees the root cursor, the internal reference points to freed memory and causes a use-after-free.
- Source
- secalert@redhat.com
- NVD status
- Modified
CVSS 3.1
- Type
- Secondary
- Base score
- 7.8
- Impact score
- 5.9
- Exploitability score
- 1.8
- Vector string
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- Severity
- HIGH
- secalert@redhat.com
- CWE-416
- Hype score
- Not currently trending
🚨 CVE-2025-26594 🔴 HIGH (7.8) 🏢 Red Hat - Red Hat Enterprise Linux 6 🏗️ None 🔗 https://t.co/2mBSqvaygX 🔗 https://t.co/oqNU2AQTsU #CyberCron #VulnAlert @RedHat https://t.co/mD5N5WA9X1
@cybercronai
27 Feb 2025
13 Impressions
0 Retweets
1 Like
0 Bookmarks
0 Replies
0 Quotes
🚨 #CVE-2025-26594 - XOrg Server and Xwayland Vulnerability: Detection and Mitigation https://t.co/eN6AcY3BeG
@UndercodeUpdate
25 Feb 2025
8 Impressions
0 Retweets
0 Likes
0 Bookmarks
0 Replies
0 Quotes
CVE-2025-26594 A use-after-free flaw was found in https://t.co/NfcYnrk5RQ and Xwayland. The root cursor is referenced in the X server as a global variable. If a client frees the root cursor, the inte… https://t.co/W4JyNfS4zC
@CVEnew
25 Feb 2025
348 Impressions
0 Retweets
0 Likes
0 Bookmarks
0 Replies
0 Quotes
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:tigervnc:tigervnc:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "79A8316C-BA22-441E-92AF-415AFABCEB76"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:x.org:x_server:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "858025BB-24A3-42C3-B157-486862B37124"
},
{
"criteria": "cpe:2.3:a:x.org:xwayland:-:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "698FAFE9-BC9C-4ACF-8884-A18135EB2AA0"
}
],
"operator": "OR"
}
]
},
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "142AD0DD-4CF3-4D74-9442-459CE3347E3A"
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F4CFF558-3C47-480D-A2F0-BABF26042943"
},
{
"criteria": "cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "7F6FB57C-2BC7-487C-96DD-132683AEB35D"
}
],
"operator": "OR"
}
]
}
]