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authorJoshua Watt <JPEWhacker@gmail.com>2022-08-30 10:59:39 -0500
committerRichard Purdie <richard.purdie@linuxfoundation.org>2022-08-31 10:39:24 +0100
commit20a9911b73df62a0d0d1884e57085f13ac5016dd (patch)
tree1ebf63d13f447913b6e41d02401c7ee6ab459b92 /meta/classes
parentbf083929ecd69a144fedeef5a8725775f632a16c (diff)
downloadopenembedded-core-contrib-20a9911b73df62a0d0d1884e57085f13ac5016dd.tar.gz
classes: cve-check: Get shared database lock
The CVE check database needs to have a shared lock acquired on it before it is accessed. This to prevent cve-update-db-native from deleting the database file out from underneath it. [YOCTO #14899] Signed-off-by: Joshua Watt <JPEWhacker@gmail.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/classes')
-rw-r--r--meta/classes/cve-check.bbclass23
1 files changed, 12 insertions, 11 deletions
diff --git a/meta/classes/cve-check.bbclass b/meta/classes/cve-check.bbclass
index d95465775d..5c8b512c11 100644
--- a/meta/classes/cve-check.bbclass
+++ b/meta/classes/cve-check.bbclass
@@ -145,17 +145,18 @@ python do_cve_check () {
"""
from oe.cve_check import get_patched_cves
- if os.path.exists(d.getVar("CVE_CHECK_DB_FILE")):
- try:
- patched_cves = get_patched_cves(d)
- except FileNotFoundError:
- bb.fatal("Failure in searching patches")
- ignored, patched, unpatched, status = check_cves(d, patched_cves)
- if patched or unpatched or (d.getVar("CVE_CHECK_COVERAGE") == "1" and status):
- cve_data = get_cve_info(d, patched + unpatched + ignored)
- cve_write_data(d, patched, unpatched, ignored, cve_data, status)
- else:
- bb.note("No CVE database found, skipping CVE check")
+ with bb.utils.fileslocked([d.getVar("CVE_CHECK_DB_FILE_LOCK")], shared=True):
+ if os.path.exists(d.getVar("CVE_CHECK_DB_FILE")):
+ try:
+ patched_cves = get_patched_cves(d)
+ except FileNotFoundError:
+ bb.fatal("Failure in searching patches")
+ ignored, patched, unpatched, status = check_cves(d, patched_cves)
+ if patched or unpatched or (d.getVar("CVE_CHECK_COVERAGE") == "1" and status):
+ cve_data = get_cve_info(d, patched + unpatched + ignored)
+ cve_write_data(d, patched, unpatched, ignored, cve_data, status)
+ else:
+ bb.note("No CVE database found, skipping CVE check")
}