Hi,
I've been monitoring the clamd.log for my email server this past few weeks and I've seen errors like this everyday.
Sat Jul 24 19:28:27 2021 -> SelfCheck: Database modification detected. Forcing reload.
Sat Jul 24 19:28:27 2021 -> Reading databases from C:\ProgramData\.clamwin\db
Sat Jul 24 19:28:39 2021 -> ERROR: reload_th: Database load failed: Malformed database
Sat Jul 24 19:28:40 2021 -> WARNING: Database reload failed, keeping the previous instance
Sat Jul 24 19:38:40 2021 -> SelfCheck: Database status OK.
Sat Jul 24 19:48:40 2021 -> SelfCheck: Database status OK.
ClamUpdateLog.txt says:
ClamAV update process started at Sat Jul 24 19:19:00 2021
WARNING: Your ClamAV installation is OUTDATED!
WARNING: Local version: 0.103.2 Recommended version: 0.103.3
DON'T PANIC! Read https://www.clamav.net/documents/upgrading-clamav
daily database available for update (local version: 26241, remote version: 26242)
Testing database: 'C:\ProgramData\.clamwin\db\tmp.5c43b1ecb8\clamav-632317d6ea0ad37e91e81295e905073d.tmp-daily.cld' ...
Database test passed.
daily.cld updated (version: 26242, sigs: 1963537, f-level: 90, builder: raynman)
main.cvd database is up-to-date (version: 61, sigs: 6607162, f-level: 90, builder: sigmgr)
bytecode.cvd database is up-to-date (version: 333, sigs: 92, f-level: 63, builder: awillia2)
--------------------------------------
ClamAV update process started at Sun Jul 25 16:36:47 2021
WARNING: Your ClamAV installation is OUTDATED!
WARNING: Local version: 0.103.2 Recommended version: 0.103.3
DON'T PANIC! Read https://www.clamav.net/documents/upgrading-clamav
daily database available for update (local version: 26242, remote version: 26243)
Testing database: 'C:\ProgramData\.clamwin\db\tmp.fb09daa860\clamav-7d3f7a7d0ecf2b67df3ef7ed1de0cc43.tmp-daily.cld' ...
Database test passed.
daily.cld updated (version: 26243, sigs: 1963769, f-level: 90, builder: raynman)
main.cvd database is up-to-date (version: 61, sigs: 6607162, f-level: 90, builder: sigmgr)
bytecode.cvd database is up-to-date (version: 333, sigs: 92, f-level: 63, builder: awillia2)
Deleted daily.cld/main.cvd and downloaded with a new copy from clamwin website. After 24hrs of monitoring, the error occured again after the update. I'm not sure if this is normal or what.
clamd.log
Mon Jul 26 18:58:41 2021 -> SelfCheck: Database status OK.
Mon Jul 26 19:08:42 2021 -> SelfCheck: Database status OK.
Mon Jul 26 19:18:42 2021 -> SelfCheck: Database status OK.
Mon Jul 26 19:28:42 2021 -> SelfCheck: Database modification detected. Forcing reload.
Mon Jul 26 19:28:42 2021 -> Reading databases from C:\ProgramData\.clamwin\db
Mon Jul 26 19:28:55 2021 -> ERROR: reload_th: Database load failed: Malformed database
Mon Jul 26 19:28:56 2021 -> WARNING: Database reload failed, keeping the previous instance
clamUpdate logClamAV update process started at Mon Jul 26 19:19:00 2021
WARNING: Your ClamAV installation is OUTDATED!
WARNING: Local version: 0.103.2 Recommended version: 0.103.3
DON'T PANIC! Read https://www.clamav.net/documents/upgrading-clamav
daily database available for update (local version: 26243, remote version: 26244)
Testing database: 'C:\ProgramData\.clamwin\db\tmp.d9f25da0b7\clamav-014be9f588f4d9ebe492edad93a97db3.tmp-daily.cld' ...
Database test passed.
daily.cld updated (version: 26244, sigs: 1964055, f-level: 90, builder: raynman)
main.cvd database is up-to-date (version: 61, sigs: 6607162, f-level: 90, builder: sigmgr)
bytecode.cvd database is up-to-date (version: 333, sigs: 92, f-level: 63, builder: awillia2)
I've been monitoring the clamd.log for my email server this past few weeks and I've seen errors like this everyday.
Sat Jul 24 19:28:27 2021 -> SelfCheck: Database modification detected. Forcing reload.
Sat Jul 24 19:28:27 2021 -> Reading databases from C:\ProgramData\.clamwin\db
Sat Jul 24 19:28:39 2021 -> ERROR: reload_th: Database load failed: Malformed database
Sat Jul 24 19:28:40 2021 -> WARNING: Database reload failed, keeping the previous instance
Sat Jul 24 19:38:40 2021 -> SelfCheck: Database status OK.
Sat Jul 24 19:48:40 2021 -> SelfCheck: Database status OK.
ClamUpdateLog.txt says:
ClamAV update process started at Sat Jul 24 19:19:00 2021
WARNING: Your ClamAV installation is OUTDATED!
WARNING: Local version: 0.103.2 Recommended version: 0.103.3
DON'T PANIC! Read https://www.clamav.net/documents/upgrading-clamav
daily database available for update (local version: 26241, remote version: 26242)
Testing database: 'C:\ProgramData\.clamwin\db\tmp.5c43b1ecb8\clamav-632317d6ea0ad37e91e81295e905073d.tmp-daily.cld' ...
Database test passed.
daily.cld updated (version: 26242, sigs: 1963537, f-level: 90, builder: raynman)
main.cvd database is up-to-date (version: 61, sigs: 6607162, f-level: 90, builder: sigmgr)
bytecode.cvd database is up-to-date (version: 333, sigs: 92, f-level: 63, builder: awillia2)
--------------------------------------
ClamAV update process started at Sun Jul 25 16:36:47 2021
WARNING: Your ClamAV installation is OUTDATED!
WARNING: Local version: 0.103.2 Recommended version: 0.103.3
DON'T PANIC! Read https://www.clamav.net/documents/upgrading-clamav
daily database available for update (local version: 26242, remote version: 26243)
Testing database: 'C:\ProgramData\.clamwin\db\tmp.fb09daa860\clamav-7d3f7a7d0ecf2b67df3ef7ed1de0cc43.tmp-daily.cld' ...
Database test passed.
daily.cld updated (version: 26243, sigs: 1963769, f-level: 90, builder: raynman)
main.cvd database is up-to-date (version: 61, sigs: 6607162, f-level: 90, builder: sigmgr)
bytecode.cvd database is up-to-date (version: 333, sigs: 92, f-level: 63, builder: awillia2)
Deleted daily.cld/main.cvd and downloaded with a new copy from clamwin website. After 24hrs of monitoring, the error occured again after the update. I'm not sure if this is normal or what.
clamd.log
Mon Jul 26 18:58:41 2021 -> SelfCheck: Database status OK.
Mon Jul 26 19:08:42 2021 -> SelfCheck: Database status OK.
Mon Jul 26 19:18:42 2021 -> SelfCheck: Database status OK.
Mon Jul 26 19:28:42 2021 -> SelfCheck: Database modification detected. Forcing reload.
Mon Jul 26 19:28:42 2021 -> Reading databases from C:\ProgramData\.clamwin\db
Mon Jul 26 19:28:55 2021 -> ERROR: reload_th: Database load failed: Malformed database
Mon Jul 26 19:28:56 2021 -> WARNING: Database reload failed, keeping the previous instance
clamUpdate logClamAV update process started at Mon Jul 26 19:19:00 2021
WARNING: Your ClamAV installation is OUTDATED!
WARNING: Local version: 0.103.2 Recommended version: 0.103.3
DON'T PANIC! Read https://www.clamav.net/documents/upgrading-clamav
daily database available for update (local version: 26243, remote version: 26244)
Testing database: 'C:\ProgramData\.clamwin\db\tmp.d9f25da0b7\clamav-014be9f588f4d9ebe492edad93a97db3.tmp-daily.cld' ...
Database test passed.
daily.cld updated (version: 26244, sigs: 1964055, f-level: 90, builder: raynman)
main.cvd database is up-to-date (version: 61, sigs: 6607162, f-level: 90, builder: sigmgr)
bytecode.cvd database is up-to-date (version: 333, sigs: 92, f-level: 63, builder: awillia2)