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openSUSE:Leap:15.2:Staging:N
rpm
safesymlinks.diff
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File safesymlinks.diff of Package rpm
--- ./lib/fsm.c.orig 2018-06-15 11:15:50.320133057 +0000 +++ ./lib/fsm.c 2018-06-15 11:15:56.240118124 +0000 @@ -653,7 +653,7 @@ static int fsmUtime(const char *path, mo return rc; } -static int fsmVerify(const char *path, rpmfi fi, const struct stat *fsb) +static int fsmVerify(const char *path, rpmfi fi) { int rc; int saveerrno = errno; @@ -684,7 +684,7 @@ static int fsmVerify(const char *path, r if (rc) return rc; errno = saveerrno; /* Only permit directory symlinks by target owner and root */ - if (S_ISDIR(dsb.st_mode) && (luid == 0 || luid == fsb->st_uid)) + if (S_ISDIR(dsb.st_mode) && (luid == 0 || luid == dsb.st_uid)) return 0; } } else if (S_ISLNK(mode)) { @@ -928,7 +928,7 @@ int rpmPackageFilesInstall(rpmts ts, rpm } /* Assume file does't exist when tmp suffix is in use */ if (!suffix) { - rc = fsmVerify(fpath, fi, &sb); + rc = fsmVerify(fpath, fi); } else { rc = (action == FA_TOUCH) ? 0 : RPMERR_ENOENT; } --- ./lib/verify.c.orig 2018-06-15 11:16:03.904098773 +0000 +++ ./lib/verify.c 2018-06-15 11:23:42.842941766 +0000 @@ -98,11 +98,8 @@ rpmVerifyAttrs rpmfilesVerify(rpmfiles f struct stat dsb; /* ...if it actually points to a directory */ if (stat(fn, &dsb) == 0 && S_ISDIR(dsb.st_mode)) { - uid_t fuid; /* ...and is by a legit user, to match fsmVerify() behavior */ - if (sb.st_uid == 0 || - (rpmugUid(rpmfilesFUser(fi, ix), &fuid) == 0 && - sb.st_uid == fuid)) { + if (sb.st_uid == 0 || sb.st_uid == dsb.st_uid) { sb = dsb; /* struct assignment */ } }
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