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CVE-2021-47185 tty: tty_buffer: Fix the softlockup issue in flush_to_ldisc
| Reporter | Title | Published | Views | Family All 341 |
|---|---|---|---|---|
 | Security Bulletin: IBM Technical Suppport Appliance - possible security flaws or denial of service | 15 Apr 202502:42 | – | ibm |
 | Amazon Linux 2 : kernel (ALAS-2021-1727) | 10 Dec 202100:00 | – | nessus |
| Amazon Linux 2 : kernel (ALAS-2025-2752) | 4 Feb 202500:00 | – | nessus |
| Amazon Linux 2 : kernel (ALASKERNEL-5.10-2024-049) | 6 Feb 202400:00 | – | nessus |
| Amazon Linux 2 : kernel (ALASKERNEL-5.4-2022-010) | 6 Feb 202400:00 | – | nessus |
| Amazon Linux 2 : kernel (ALASKERNEL-5.4-2025-093) | 4 Feb 202500:00 | – | nessus |
| AlmaLinux 8 : kernel update (Medium) (ALSA-2024:3618) | 5 Jun 202400:00 | – | nessus |
| AlmaLinux 8 : kernel-rt (ALSA-2024:3627) | 5 Jun 202400:00 | – | nessus |
| EulerOS 2.0 SP10 : kernel (EulerOS-SA-2024-1887) | 15 Jul 202400:00 | – | nessus |
| EulerOS 2.0 SP9 : kernel (EulerOS-SA-2024-1937) | 16 Jul 202400:00 | – | nessus |
10
[
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/tty/tty_buffer.c"
],
"versions": [
{
"version": "81de916f19cf5f1437c0b9ed817364f0f7c81961",
"lessThan": "0380f643f3a7a61b0845cdc738959c2ad5735d61",
"status": "affected",
"versionType": "git"
},
{
"version": "81de916f19cf5f1437c0b9ed817364f0f7c81961",
"lessThan": "b1ffc16ec05ae40d82b6e373322d62e9d6b54fbc",
"status": "affected",
"versionType": "git"
},
{
"version": "81de916f19cf5f1437c0b9ed817364f0f7c81961",
"lessThan": "4c1623651a0936ee197859824cdae6ebbd04d3ed",
"status": "affected",
"versionType": "git"
},
{
"version": "81de916f19cf5f1437c0b9ed817364f0f7c81961",
"lessThan": "4f300f47dbcf9c3d4b2ea76c8554c8f360400725",
"status": "affected",
"versionType": "git"
},
{
"version": "81de916f19cf5f1437c0b9ed817364f0f7c81961",
"lessThan": "d491c84df5c469dd9621863b6a770b3428137063",
"status": "affected",
"versionType": "git"
},
{
"version": "81de916f19cf5f1437c0b9ed817364f0f7c81961",
"lessThan": "77e9fed33056f2a88eba9dd4d2d5412f0c7d1f41",
"status": "affected",
"versionType": "git"
},
{
"version": "81de916f19cf5f1437c0b9ed817364f0f7c81961",
"lessThan": "5c34486f04700f1ba04907231dce0cc2705c2d7d",
"status": "affected",
"versionType": "git"
},
{
"version": "81de916f19cf5f1437c0b9ed817364f0f7c81961",
"lessThan": "3968ddcf05fb4b9409cd1859feb06a5b0550a1c1",
"status": "affected",
"versionType": "git"
}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/tty/tty_buffer.c"
],
"versions": [
{
"version": "3.0",
"status": "affected"
},
{
"version": "0",
"lessThan": "3.0",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.4.293",
"lessThanOrEqual": "4.4.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.9.291",
"lessThanOrEqual": "4.9.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.14.256",
"lessThanOrEqual": "4.14.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.19.218",
"lessThanOrEqual": "4.19.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.4.162",
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.82",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.5",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.16",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
]
}
]Data
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11 May 2026 13:49Current
7.5High risk
Vulners AI Score7.5
EPSS0.00178