47fe9a88d6
commit 1d2e10afb2ffc35cb3623f57a15f712359f18e75
Author: Herb Wartens <wartens2@llnl.gov>
Date: Tue Aug 1 10:36:16 2023 -0400
rpcb_clnt.c: Eliminate double frees in delete_cache()
Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=2224666
Signed-off-by: Steve Dickson <steved@redhat.com>
Signed-off-by: Steve Dickson <steved@redhat.com>
Resolves: RHEL-11293
33 lines
938 B
Diff
33 lines
938 B
Diff
commit 1d2e10afb2ffc35cb3623f57a15f712359f18e75
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Author: Herb Wartens <wartens2@llnl.gov>
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Date: Tue Aug 1 10:36:16 2023 -0400
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rpcb_clnt.c: Eliminate double frees in delete_cache()
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Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=2224666
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Signed-off-by: Steve Dickson <steved@redhat.com>
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diff --git a/src/rpcb_clnt.c b/src/rpcb_clnt.c
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index c0a9e12..68fe69a 100644
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--- a/src/rpcb_clnt.c
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+++ b/src/rpcb_clnt.c
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@@ -262,12 +262,15 @@ delete_cache(addr)
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for (cptr = front; cptr != NULL; cptr = cptr->ac_next) {
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if (!memcmp(cptr->ac_taddr->buf, addr->buf, addr->len)) {
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/* Unlink from cache. We'll destroy it after releasing the mutex. */
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- if (cptr->ac_uaddr)
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+ if (cptr->ac_uaddr) {
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free(cptr->ac_uaddr);
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- if (prevptr)
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+ cptr->ac_uaddr = NULL;
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+ }
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+ if (prevptr) {
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prevptr->ac_next = cptr->ac_next;
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- else
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+ } else {
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front = cptr->ac_next;
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+ }
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cachesize--;
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break;
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}
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