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CVE-2026-39834 Invoking infinite loop on large channel writes in golang.org/x/crypto/ssh

🗓️ 22 May 2026 02:31:27Reported by GoType 
cvelist
 cvelist
🔗 www.cve.org👁 153 Views

CVE-2026-39834 fixes infinite loop on large channel writes over 4GB by using int64.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
osv
OSV
MINI-JQ2J-C677-J825
24 Jul 202613:40
osv
osv
OSV
MINI-JQ6Q-P3C4-MRV8
5 Jun 202603:55
osv
osv
OSV
MINI-JQGR-GW33-VXRM
7 Jun 202615:45
osv
osv
OSV
MINI-JQMF-FRXX-WCFQ
18 Jun 202602:59
osv
osv
OSV
MINI-JQXJ-97QH-RFXC
5 Jun 202603:54
osv
osv
OSV
MINI-JRHF-24GP-9VGX
5 Jun 202616:52
osv
osv
OSV
MINI-JRHV-X772-WW7Q
18 Jun 202614:51
osv
osv
OSV
MINI-JRVR-XPG2-4M7F
7 Jun 202619:24
osv
osv
OSV
MINI-JV2X-5J96-JFGQ
9 Jun 202614:26
osv
osv
OSV
MINI-JV89-58GR-2QC2
5 Jun 202610:43
osv
Rows per page
[
  {
    "vendor": "golang.org/x/crypto",
    "product": "golang.org/x/crypto/ssh",
    "collectionURL": "https://pkg.go.dev",
    "packageName": "golang.org/x/crypto/ssh",
    "versions": [
      {
        "version": "0",
        "lessThan": "0.52.0",
        "status": "affected",
        "versionType": "semver"
      }
    ],
    "programRoutines": [
      {
        "name": "channel.WriteExtended"
      },
      {
        "name": "Dial"
      },
      {
        "name": "NewClientConn"
      },
      {
        "name": "NewServerConn"
      },
      {
        "name": "Session.CombinedOutput"
      },
      {
        "name": "Session.Output"
      },
      {
        "name": "Session.Run"
      },
      {
        "name": "Session.Shell"
      },
      {
        "name": "Session.Start"
      },
      {
        "name": "channel.Write"
      },
      {
        "name": "curve25519sha256.Client"
      },
      {
        "name": "curve25519sha256.Server"
      },
      {
        "name": "dhGEXSHA.Client"
      },
      {
        "name": "dhGEXSHA.Server"
      },
      {
        "name": "dhGroup.Client"
      },
      {
        "name": "dhGroup.Server"
      },
      {
        "name": "ecdh.Client"
      },
      {
        "name": "ecdh.Server"
      },
      {
        "name": "extChannel.Write"
      },
      {
        "name": "mlkem768WithCurve25519sha256.Client"
      },
      {
        "name": "mlkem768WithCurve25519sha256.Server"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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