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Vulnerabilities

Vulnerability · CVE-2022-50638

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bug_on in __es_tree_search caused by bad boot loader inode We got a issue as fllows: =================

Published Dec 9, 2025 · catalog updated May 11, 2026 · Linux Linux

Last checked Oct 26, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2022-50638. EPSS is 0.24%. Act only if a listed version of Linux Linux is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
None0.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.24%
Remediation
Version ranges on file
Affected products
vendor Linux Linux 393d1d1d76933886d5e1ce603214c9987589c6d5 <a95ba369255ddcdc5e43d38bc5203537bdf3a518

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bug_on in __es_tree_search caused by bad boot loader inode We got a issue as fllows: ================================================================== kernel BUG at fs/ext4/extents_status.c:203! invalid opcode: 0000 [#1] PREEMPT SMP CPU: 1 PID: 945 Comm: cat Not tainted 6.0.0-next-20221007-dirty #349 RIP: 0010:ext4_es_end.isra.0+0x34/0x42 RSP: 0018:ffffc9000143b768 EFLAGS: 00010203 RAX: 0000000000000000 RBX: ffff8881769cd0b8 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff8fc27cf7 RDI: 00000000ffffffff RBP:

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Linux Linux 393d1d1d76933886d5e1ce603214c9987589c6d5 <a95ba369255ddcdc5e43d38bc5203537bdf3a518393d1d1d76933886d5e1ce603214c9987589c6d5 <a95ba369255ddcdc5e43d38bc5203537bdf3a518

How to fix CVE-2022-50638

  • Upgrade

    CVE-2022-50638 lists a fix boundary at a95ba369255ddcdc5e43d38bc5203537bdf3a518. Compare the installed build with that boundary before you change production.

  • Version check

    Seen in 393d1d1d76933886d5e1ce603214c9987589c6d5 <a95ba369255ddcdc5e43d38bc5203537bdf3a518

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2022-50638. EPSS is 0.24%. Act only if a listed version of Linux Linux is installed.

Which versions are affected?

Compare what you have installed with Linux Linux 393d1d1d76933886d5e1ce603214c9987589c6d5 <a95ba369255ddcdc5e43d38bc5203537bdf3a518 393d1d1d76933886d5e1ce603214c9987589c6d5 <a95ba369255ddcdc5e43d38bc5203537bdf3a518. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.24%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 9, 2025 · EUVD

    Detected

    In the Linux kernel, the following vulnerability has been resolved: ext4: fix bug_on in __es_tree_search caused by bad boot loader inode We got a issue as fllows: ================================================================== kernel BUG at fs/ext4/extents_status.c:203! invalid opcode: 0000 [#1] PREEMPT SMP CPU: 1 PID: 945 Comm: cat Not tainted 6.0.0-next-20221007-dirty #349 RIP: 0010:ext4_es_e

  2. May 11, 2026 · EUVD

    Updated

    In the Linux kernel, the following vulnerability has been resolved: ext4: fix bug_on in __es_tree_search caused by bad boot loader inode We got a issue as fllows: ================================================================== kernel BUG at fs/ext4/extents_status.c:203! invalid opcode: 0000 [#1] PREEMPT SMP CPU: 1 PID: 945 Comm: cat Not tainted 6.0.0-next-20221007-dirty #349 RIP: 0010:ext4_es_e

Sources

  • CVE.orgVulnerability recordCVE-2022-50638

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2022-50638

    30-day exploitation probability 0.24%

    first.org
  • EUVDVulnerability recordEUVD-2022-55718

    In the Linux kernel, the following vulnerability has been resolved: ext4: fix bug_on in __es_tree_search caused by bad boot loader inode We got a issue as fllows: ================================================================== kernel BUG at fs/ext4/extents_status.c:203! invali

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 26, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 26, 2026
  • CVE.orgOct 26, 2026
  • EUVDOct 26, 2026