diff options
| author | Robin Jarry <robin@jarry.cc> | 2024-01-19 21:54:02 +0100 |
|---|---|---|
| committer | Robin Jarry <robin@jarry.cc> | 2024-01-20 00:29:19 +0100 |
| commit | 635f1fb49920e807c38f7a61c062c48879634c6c (patch) | |
| tree | 9a56dfe82e07f0a32d3a9924a7f2307247acef0a /worker/jmap/cache | |
| parent | 65c0fb7820e1046ad3cbe012e1a291a9f6c4d224 (diff) | |
| download | aerc-635f1fb49920e807c38f7a61c062c48879634c6c.tar.gz | |
jmap: avoid crash when server returns garbage
For some reason, a JMAP server may send message details with empty
blobId values. This is invalid but it should not cause a crash.
Error: runtime error: slice bounds out of range [-2:]
goroutine 16 [running]:
git.sr.ht/~rjarry/aerc/worker/jmap/cache.(*JMAPCache).blobPath()
git.sr.ht/~rjarry/aerc/worker/jmap/cache/blob.go:43 +0x95
git.sr.ht/~rjarry/aerc/worker/jmap/cache.(*JMAPCache).GetBlob()
git.sr.ht/~rjarry/aerc/worker/jmap/cache/blob.go:11 +0x18
git.sr.ht/~rjarry/aerc/worker/jmap.(*JMAPWorker).handleFetchMessageBodyPart()
git.sr.ht/~rjarry/aerc/worker/jmap/fetch.go:116 +0x26f
git.sr.ht/~rjarry/aerc/worker/jmap.(*JMAPWorker).handleMessage()
git.sr.ht/~rjarry/aerc/worker/jmap/worker.go:142 +0x25f
git.sr.ht/~rjarry/aerc/worker/jmap.(*JMAPWorker).Run()
git.sr.ht/~rjarry/aerc/worker/jmap/worker.go:177 +0x105
git.sr.ht/~rjarry/aerc/app.NewAccountView.func3()
git.sr.ht/~rjarry/aerc/app/account.go:105 +0x57
created by git.sr.ht/~rjarry/aerc/app.NewAccountView in goroutine 1
git.sr.ht/~rjarry/aerc/app/account.go:98 +0x468
Ignore a blobId when it is an empty string.
Signed-off-by: Robin Jarry <robin@jarry.cc>
Reviewed-by: Tristan Partin <tristan@partin.io>
Diffstat (limited to 'worker/jmap/cache')
| -rw-r--r-- | worker/jmap/cache/blob.go | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/worker/jmap/cache/blob.go b/worker/jmap/cache/blob.go index 2a239835..e704f2c6 100644 --- a/worker/jmap/cache/blob.go +++ b/worker/jmap/cache/blob.go @@ -36,7 +36,7 @@ func (c *JMAPCache) DeleteBlob(id jmap.ID) error { } func (c *JMAPCache) blobPath(id jmap.ID) string { - if c.blobsDir == "" { + if c.blobsDir == "" || id == "" { return "" } name := string(id) |