A flaw was found in libssh. A remote authenticated client can issue SSH_FXP_READ requests with an arbitrarily large length, causing a libssh SFTP server to allocate excessive memory and potentially exhaust it through repeated requests.
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References
History
Tue, 21 Jul 2026 16:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:/o:redhat:enterprise_linux:7 |
Tue, 21 Jul 2026 16:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs |
Tue, 21 Jul 2026 15:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:/o:redhat:enterprise_linux:7 | |
| Metrics |
ssvc
|
Tue, 21 Jul 2026 12:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A flaw was found in libssh. A remote authenticated client can issue SSH_FXP_READ requests with an arbitrarily large length, causing a libssh SFTP server to allocate excessive memory and potentially exhaust it through repeated requests. | |
| Title | Libssh: libssh: denial of service via oversized sftp read length | |
| First Time appeared |
Redhat
Redhat enterprise Linux Redhat hummingbird |
|
| Weaknesses | CWE-789 | |
| CPEs | cpe:/a:redhat:hummingbird:1 cpe:/o:redhat:enterprise_linux:10 cpe:/o:redhat:enterprise_linux:8 cpe:/o:redhat:enterprise_linux:9 |
|
| Vendors & Products |
Redhat
Redhat enterprise Linux Redhat hummingbird |
|
| References |
| |
| Metrics |
cvssV3_1
|
Projects
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Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2026-07-21T16:17:34.383Z
Reserved: 2026-07-07T15:40:24.561Z
Link: CVE-2026-59844
Updated: 2026-07-21T13:11:26.320Z
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Weaknesses