This bug was fixed in the package libfprint -
1:1.90.2+tod1-0ubuntu1~20.04.4
---------------
libfprint (1:1.90.2+tod1-0ubuntu1~20.04.4) focal; urgency=medium
* debian/patches:
- image-device: Delay completion until deactivation (LP: #1897613)
- Support more synaptics devices PIDs (LP: #1905593)
- Ensure we properly handle references of prints galleries (LP: #1908107)
libfprint (1:1.90.2+tod1-0ubuntu1~20.04.3) focal; urgency=medium
* debian/patches (upstream cherry-picks):
- Properly handle aes3k devices, resubmitting commands.
This also needs proper commands cancellation (LP: #1897613)
- Add support for new Synaptics devices IDs (LP: #1905593)
- Fix vfs301 verification using device pointer on callbacks (LP: #1905597)
- Ensure we do not waste power for unsupported devices (LP: #1905603)
- Add identification support to synaptics driver.
It allows to unlock / log-in with any finger. (LP: #1905600)
-- Marco Trevisan (Treviño) <ma...@ubuntu.com> Mon, 14 Dec 2020
19:28:09 +0100
** Changed in: libfprint (Ubuntu Focal)
Status: Fix Committed => Fix Released
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https://bugs.launchpad.net/bugs/1905597
Title:
Device using vfs301 driver crashes during verification
Status in libfprint package in Ubuntu:
Fix Released
Status in libfprint source package in Focal:
Fix Released
Status in libfprint source package in Groovy:
Fix Released
Bug description:
[ Impact ]
[13359.449610] fprintd[355436]: segfault at 0 ip 00007ffb9f375385 sp
00007ffddc26ba90 error 4 in libfprint-2.so.2.0.0[7ffb9f360000+3e000]
See upstream bug:
https://gitlab.freedesktop.org/libfprint/libfprint/-/issues/320
[ Test case ]
Build and run the tests included into libfprint to ensure this doesn't happen
anymore
as the upstream sources include an umockdev based device that simulates the
actual device interaction for enroll an verification.
Also monitor:
https://errors.ubuntu.com/problem/512569f576c2e8557c935f06ab7b881b6fe28a1f
Otherwise: user testing
[ Regression potential ]
Capture doesn't happen properly
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https://bugs.launchpad.net/ubuntu/+source/libfprint/+bug/1905597/+subscriptions
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