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laforge gerrit-no-reply at lists.osmocom.orglaforge has uploaded this change for review. ( https://gerrit.osmocom.org/c/libosmocore/+/22850 ) Change subject: ns2_fr: Fix heap-use-after-free in error recovery path ...................................................................... ns2_fr: Fix heap-use-after-free in error recovery path <0026> gprs_ns2_fr.c:515 BIND(hdlcnet1) Can not create AF_PACKET socket. Are you root or have CAP_NET_RAW? ================================================================= ==3872359==ERROR: AddressSanitizer: heap-use-after-free on address 0x6130000030c0 at pc 0x7fef120aa92e bp 0x7ffebf6b5c20 sp 0x7ffebf6b5c18 READ of size 8 at 0x6130000030c0 thread T0 #0 0x7fef120aa92d in osmo_fr_link_free (/usr/local/lib/libosmogb.so.11+0x16992d) #1 0x7fef1205105a in free_bind (/usr/local/lib/libosmogb.so.11+0x11005a) Change-Id: I23c0f1697edd5734085fa18b0a2f253c0f206c53 --- M src/gb/gprs_ns2_fr.c 1 file changed, 1 insertion(+), 0 deletions(-) git pull ssh://gerrit.osmocom.org:29418/libosmocore refs/changes/50/22850/1 diff --git a/src/gb/gprs_ns2_fr.c b/src/gb/gprs_ns2_fr.c index 2df5986..7e6db2a 100644 --- a/src/gb/gprs_ns2_fr.c +++ b/src/gb/gprs_ns2_fr.c @@ -863,6 +863,7 @@ close(priv->backlog.ofd.fd); err_fr: osmo_fr_link_free(fr_link); + priv->link = NULL; err_bind: gprs_ns2_free_bind(bind); -- To view, visit https://gerrit.osmocom.org/c/libosmocore/+/22850 To unsubscribe, or for help writing mail filters, visit https://gerrit.osmocom.org/settings Gerrit-Project: libosmocore Gerrit-Branch: master Gerrit-Change-Id: I23c0f1697edd5734085fa18b0a2f253c0f206c53 Gerrit-Change-Number: 22850 Gerrit-PatchSet: 1 Gerrit-Owner: laforge <laforge at osmocom.org> Gerrit-MessageType: newchange -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/gerrit-log/attachments/20210211/82aa9af3/attachment.htm>