From patchwork Wed Sep 2 05:25:33 2026 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yoann Congal X-Patchwork-Id: 97004 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 57EF8C61DD6 for ; Wed, 2 Sep 2026 05:27:08 +0000 (UTC) Received: from mail-wm1-f45.google.com (mail-wm1-f45.google.com [209.85.128.45]) by mx.groups.io with SMTP id smtpd.msgproc02-g2.5542.1788326820592137871 for ; Tue, 01 Sep 2026 22:27:00 -0700 Authentication-Results: mx.groups.io; dkim=pass header.i=@smile.fr header.s=google header.b=XNom0TPE; spf=pass (domain: smile.fr, ip: 209.85.128.45, mailfrom: yoann.congal@smile.fr) Received: by mail-wm1-f45.google.com with SMTP id 5b1f17b1804b1-49557167508so5864725e9.1 for ; Tue, 01 Sep 2026 22:27:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=smile.fr; s=google; t=1788326819; x=1788931619; darn=lists.openembedded.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:from:to:cc:subject:date:message-id :reply-to:content-type; bh=gyjFMAn+Nq8k41Ha6ptbIXqVfj9LNHKTkv3o0WcXtXU=; b=XNom0TPEfxzTPoD6eAwDhVlrYVUX9+bvFhveSBR6d9re1MNsSjfzouJCvKz3aYF8sN 1wMymmIGXpMpVcvPP6A5fNEuY0ggZBlW26/WnD4dI6ZsQSFXTMSo6TBcUa2y5W+hcn+4 SXwLm0f2rMKsOWgVtuqUS9JFJPm3EkdDn4m8U= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1788326819; x=1788931619; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:x-gm-gg:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to:content-type; bh=gyjFMAn+Nq8k41Ha6ptbIXqVfj9LNHKTkv3o0WcXtXU=; b=LGBI/vMa1+xR/Od7G2D4nVI+V0n1yTpLx3I9YmLkQsUHEtnJl+NMUTCKMafuJQkGSf 990xLrY00Cns0Ffmvv5F5lN7D+zS+xiN5nGiKN4jNJZOx3lGEy6Z3j+o/IONYe7a5Qea KGiYT5EvF+bnNIY+m74Y//IP19FI/gR6h6EynPQsOGlivGry0k3xFT7e1Mjwz8xANOdQ OY9M4nR9FPhqfbVklU0OcpTGWGeL5OEwlTwjvH1IB8CX2fIAym+gIPLOAX2CvxMBuGgk ZDU93idrJgf+hdJY3E6X700G4LeVQ1X4GVob4BJ7EXt5sIBl/BrqaRS8EYAD27kkR0pR nWAg== X-Gm-Message-State: AFuF++mBb3t2Rs8Iz8JhWe+aI6ZrBbMIf/PufALSeQVbUhyjYnP2bGg4 wuboL97VxtKWgy9DkxcQ+xPzrcaNLXgHq4SeAO4PbffFySuB71Eu4aQWPJGU5OuU7NVbssHUd0v lUgCOI/4= X-Gm-Gg: AR+sD12vZbvsYt+nypG33cVPq3OYaIpcSx53Yfqk3McPyCxHGFl7ijZZGZVMPKV94aK d/dJTre7yfTryWlGYWJYZNMTjspJKUBgbmmy4NIJdBBx8N33N/RBEqhEFItUUTN4s7E7WXOdnUA gZQg8oBy7zs8MmTiFmezmDXklFJ5E+mbiYF72FkoVsBR1XDn1NbZFbUJotzVv6PcfPTCUWHoQRY 6fSP09oe4YaT8Edkjm0GHuWWY2ne/9m/BpA+NjUyyj7q3l5hp/r6NZ0TncbPfHKinqaBbObvzqp 2pVJGJh6+VjaYn6S8dj3D6wYrebYqge06wbeqKkF4WB7a+Vj6FAGVAuV+vKnOASHFctas5riEA5 lSywdVUl9EjgBOGsRsWwGZFvN20aXSVhIDb+/053+ygEwYvpf/J/ePDAY+ecc9Xq6TzITw+xmQ9 kWUo8rvGKJe9bU305a2QvoBHVYFs8y81O2DqpQly6LRzlJNCMNxQ+x2imaouajLnvf/oQeM9ZEy e1Yui0rHnDtBaHdiQ== X-Received: by 2002:a05:600c:6388:b0:495:52a5:8829 with SMTP id 5b1f17b1804b1-49ce583e8a8mr37404355e9.11.1788326818730; Tue, 01 Sep 2026 22:26:58 -0700 (PDT) Received: from FRSMI25-LASER.wifi-gare.sncf.com ([148.169.40.19]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-49ce4780f0dsm37084695e9.12.2026.09.01.22.26.57 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Sep 2026 22:26:58 -0700 (PDT) From: Yoann Congal To: openembedded-core@lists.openembedded.org Subject: [OE-core][scarthgap 16/27] wget: Fix CVE-2026-58472 Date: Wed, 2 Sep 2026 07:25:33 +0200 Message-ID: X-Mailer: git-send-email 2.47.3 In-Reply-To: References: MIME-Version: 1.0 List-Id: X-Webhook-Received: from 45-33-107-173.ip.linodeusercontent.com [45.33.107.173] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Wed, 02 Sep 2026 05:27:08 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/244867 From: Hetvi Thakar Apply the upstream fix referenced in [2] using the commit listed in [1]. Also include the upstream follow-up commit [3], which fixes encoded entity length handling and adds regression tests. [1] https://gitlab.com/gnuwget/wget/-/commit/dd692d9cea5335b181d877ae917fe6e75587a812 [2] https://nvd.nist.gov/vuln/detail/CVE-2026-58472 [3] https://gitlab.com/gnuwget/wget/-/commit/f76978a51ba9365e7ecaed96c1cfb73197a38ca2 Signed-off-by: Hetvi Thakar Signed-off-by: Yoann Congal --- .../wget/wget/CVE-2026-58472-regression.patch | 236 ++++++++++++++++++ .../wget/wget/CVE-2026-58472.patch | 77 ++++++ meta/recipes-extended/wget/wget_1.21.4.bb | 2 + 3 files changed, 315 insertions(+) create mode 100644 meta/recipes-extended/wget/wget/CVE-2026-58472-regression.patch create mode 100644 meta/recipes-extended/wget/wget/CVE-2026-58472.patch diff --git a/meta/recipes-extended/wget/wget/CVE-2026-58472-regression.patch b/meta/recipes-extended/wget/wget/CVE-2026-58472-regression.patch new file mode 100644 index 00000000000..c82d2f2b060 --- /dev/null +++ b/meta/recipes-extended/wget/wget/CVE-2026-58472-regression.patch @@ -0,0 +1,236 @@ +From 6ab6b6d2fc2ed5e4cbb4908b9ad282110f30a688 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Tim=20R=C3=BChsen?= +Date: Thu, 2 Jul 2026 13:13:07 +0200 +Subject: [PATCH] Regression: Fix buffer overflow in html_quote_string() + +The regression has been introduced in commit dd692d9 and +is not part of any release. + +The tests allow the address sanitizer to find the issue. + +* src/convert.c: Fix string size calculation. +* tests/unit-tests.c: Added tests including tests for html_quote_string(). +* tests/unit-tests.h: Add definitions for the test functions. + +Reported-by: Trung Nguyen + +CVE: CVE-2026-58472 +Upstream-Status: Backport [https://gitlab.com/gnuwget/wget/-/commit/f76978a51ba9365e7ecaed96c1cfb73197a38ca2] + +(cherry picked from commit f76978a51ba9365e7ecaed96c1cfb73197a38ca2) +Signed-off-by: Hetvi Thakar +--- + src/convert.c | 148 +++++++++++++++++++++++++++++++++++++++++++-- + tests/unit-tests.c | 4 ++ + tests/unit-tests.h | 4 ++ + 3 files changed, 152 insertions(+), 4 deletions(-) + +diff --git a/src/convert.c b/src/convert.c +index 51636340..4dae497c 100644 +--- a/src/convert.c ++++ b/src/convert.c +@@ -48,6 +48,9 @@ as that of the covered work. */ + #include "css-url.h" + #include "iri.h" + #include "xstrndup.h" ++#ifdef TESTING ++#include "../tests/unit-tests.h" ++#endif + + static struct hash_table *dl_file_url_map; + struct hash_table *dl_url_file_map; +@@ -1177,13 +1180,13 @@ html_quote_string (const char *s) + for (i = 0; *s; s++) + { + if (*s == '&') +- ok = INT_ADD_OK (i, 4, &i); /* `amp;' */ ++ ok = INT_ADD_OK (i, 4 + 1, &i); /* `amp;' */ + else if (*s == '<' || *s == '>') +- ok = INT_ADD_OK (i, 3, &i); /* `lt;' and `gt;' */ ++ ok = INT_ADD_OK (i, 3 + 1, &i); /* `lt;' and `gt;' */ + else if (*s == '\"') +- ok = INT_ADD_OK (i, 5, &i); /* `quot;' */ ++ ok = INT_ADD_OK (i, 5 + 1, &i); /* `quot;' */ + else if (*s == ' ') +- ok = INT_ADD_OK (i, 4, &i); /* #32; */ ++ ok = INT_ADD_OK (i, 4 + 1, &i); /* #32; */ + else + ok = INT_ADD_OK (i, 1, &i); + +@@ -1242,6 +1245,143 @@ html_quote_string (const char *s) + return res; + } + ++#ifdef TESTING ++ ++const char * ++test_construct_relative (void) ++{ ++ static const struct { ++ const char *basefile; ++ const char *linkfile; ++ const char *expected; ++ } test_array[] = { ++ { "foo", "bar", "bar" }, ++ { "A/foo", "A/bar", "bar" }, ++ { "A/foo", "A/B/bar", "B/bar" }, ++ { "A/X/foo", "A/Y/bar", "../Y/bar" }, ++ { "X/", "Y/bar", "../Y/bar" }, ++ { "/foo", "/bar", "bar" }, ++ { "/a/b/c", "/a/b/d", "d" }, ++ { "/a/b/c", "/a/b/c/d", "c/d" }, ++ { "/a/b/c", "/a/b/c/d/e", "c/d/e" }, ++ { "/a/b/c", "/x/y/z", "../../x/y/z" }, ++ { "a/b", "c/d", "../c/d" }, ++ { "./foo", "./bar", "bar" }, ++ }; ++ ++ for (unsigned i = 0; i < countof (test_array); ++i) ++ { ++ char *result = construct_relative (test_array[i].basefile, ++ test_array[i].linkfile); ++ mu_assert ("test_construct_relative: wrong result", ++ strcmp (result, test_array[i].expected) == 0); ++ xfree (result); ++ } ++ ++ return NULL; ++} ++ ++const char * ++test_match_except_index (void) ++{ ++ static const struct { ++ const char *s1; ++ const char *s2; ++ bool expected; ++ } test_array[] = { ++ { "foo/index.html", "foo/", true }, ++ { "foo/", "foo/index.html", true }, ++ { "foo", "foo/index.html", true }, ++ { "foo", "foo/", true }, ++ { "foo", "foo", true }, ++ { "/foo/index.html", "/foo/", true }, ++ { "/foo/", "/foo/index.html", true }, ++ { "/foo", "/foo/index.html", true }, ++ { "/foo", "/foo/", true }, ++ { "foo/bar", "foo/qux", false }, ++ { "foo/bar", "bar/foo", false }, ++ }; ++ ++ for (unsigned i = 0; i < countof (test_array); ++i) ++ { ++ bool result = match_except_index (test_array[i].s1, test_array[i].s2); ++ mu_assert ("test_match_except_index: wrong result", ++ result == test_array[i].expected); ++ } ++ ++ return NULL; ++} ++ ++const char * ++test_find_fragment (void) ++{ ++ static const struct { ++ const char *input; ++ int size; ++ bool has_fragment; ++ const char *fragment; ++ } test_array[] = { ++ { "http://example.com#section", 26, true, "#section" }, ++ { "http://example.com", 18, false, NULL }, ++ { "http://example.com?a=1#frag", 24, true, "#frag" }, ++ { "http://example.com?a=1%26#frag", 28, true, "#frag" }, ++ { "http://example.com?a=1&b=2#frag", 30, true, "#frag" }, ++ { "a#b", 3, true, "#b" }, ++ { "a", 1, false, NULL }, ++ }; ++ const char *bp, *ep; ++ ++ for (unsigned i = 0; i < countof (test_array); ++i) ++ { ++ bool result = find_fragment (test_array[i].input, ++ test_array[i].size, &bp, &ep); ++ mu_assert ("test_find_fragment: wrong result", ++ result == test_array[i].has_fragment); ++ if (test_array[i].has_fragment) ++ { ++ mu_assert ("test_find_fragment: wrong fragment", bp != NULL); ++ mu_assert ("test_find_fragment: fragment mismatch", ++ strncmp (bp, test_array[i].fragment, ++ strlen (test_array[i].fragment)) == 0 && ++ ep == test_array[i].input + test_array[i].size); ++ } ++ } ++ ++ return NULL; ++} ++ ++const char * ++test_html_quote_string (void) ++{ ++ static const struct { ++ const char *input; ++ const char *expected; ++ } test_array[] = { ++ { "hello", "hello" }, ++ { "a&b", "a&b" }, ++ { "", "<tag>" }, ++ { "\"quote\"", ""quote"" }, ++ { "space here", "space here" }, ++ { "&<>\" ", "&<>" " }, ++ { "no special", "no special" }, ++ { "&&&&", "&&&&" }, ++ { "<<>>", "<<>>" }, ++ { "" , "" }, ++ }; ++ ++ for (unsigned i = 0; i < countof (test_array); ++i) ++ { ++ char *result = html_quote_string (test_array[i].input); ++ mu_assert ("test_html_quote_string: wrong result", ++ strcmp (result, test_array[i].expected) == 0); ++ xfree (result); ++ } ++ ++ return NULL; ++} ++ ++#endif /* TESTING */ ++ + /* + * vim: et ts=2 sw=2 + */ +diff --git a/tests/unit-tests.c b/tests/unit-tests.c +index 085a0321..f92d72b4 100644 +--- a/tests/unit-tests.c ++++ b/tests/unit-tests.c +@@ -66,6 +66,10 @@ all_tests(void) + mu_run_test (test_hsts_read_database); + #endif + mu_run_test (test_parse_netrc); ++ mu_run_test (test_construct_relative); ++ mu_run_test (test_match_except_index); ++ mu_run_test (test_find_fragment); ++ mu_run_test (test_html_quote_string); + + return NULL; + } +diff --git a/tests/unit-tests.h b/tests/unit-tests.h +index 16573b1c..7542660b 100644 +--- a/tests/unit-tests.h ++++ b/tests/unit-tests.h +@@ -62,6 +62,10 @@ const char *test_hsts_url_rewrite_superdomain(void); + const char *test_hsts_url_rewrite_congruent(void); + const char *test_hsts_read_database(void); + const char *test_parse_netrc(void); ++const char *test_construct_relative(void); ++const char *test_match_except_index(void); ++const char *test_find_fragment(void); ++const char *test_html_quote_string(void); + + #endif /* TEST_H */ + +-- +2.35.6 + diff --git a/meta/recipes-extended/wget/wget/CVE-2026-58472.patch b/meta/recipes-extended/wget/wget/CVE-2026-58472.patch new file mode 100644 index 00000000000..29f6f23d07a --- /dev/null +++ b/meta/recipes-extended/wget/wget/CVE-2026-58472.patch @@ -0,0 +1,77 @@ +From 7d0400b63382fbf336df9b63c787571d2df8a772 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Tim=20R=C3=BChsen?= +Date: Mon, 29 Jun 2026 19:13:15 +0200 +Subject: [PATCH] * src/convert.c (html_quote_string): Fix integer+buffer + overflow + +Reported-by: TristanInSec@gmail.com + +CVE: CVE-2026-58472 +Upstream-Status: Backport [https://gitlab.com/gnuwget/wget/-/commit/dd692d9cea5335b181d877ae917fe6e75587a812] + +(cherry picked from commit dd692d9cea5335b181d877ae917fe6e75587a812) +Signed-off-by: Hetvi Thakar +--- + src/convert.c | 31 ++++++++++++++++++++++++------- + 1 file changed, 24 insertions(+), 7 deletions(-) + +diff --git a/src/convert.c b/src/convert.c +index b934d49b..51636340 100644 +--- a/src/convert.c ++++ b/src/convert.c +@@ -36,6 +36,7 @@ as that of the covered work. */ + #include + #include + #include ++#include + #include "convert.h" + #include "url.h" + #include "recur.h" +@@ -1169,21 +1170,37 @@ html_quote_string (const char *s) + { + const char *b = s; + char *p, *res; +- int i; ++ size_t i; ++ int ok; + + /* Pass through the string, and count the new size. */ +- for (i = 0; *s; s++, i++) ++ for (i = 0; *s; s++) + { + if (*s == '&') +- i += 4; /* `amp;' */ ++ ok = INT_ADD_OK (i, 4, &i); /* `amp;' */ + else if (*s == '<' || *s == '>') +- i += 3; /* `lt;' and `gt;' */ ++ ok = INT_ADD_OK (i, 3, &i); /* `lt;' and `gt;' */ + else if (*s == '\"') +- i += 5; /* `quot;' */ ++ ok = INT_ADD_OK (i, 5, &i); /* `quot;' */ + else if (*s == ' ') +- i += 4; /* #32; */ ++ ok = INT_ADD_OK (i, 4, &i); /* #32; */ ++ else ++ ok = INT_ADD_OK (i, 1, &i); ++ ++ if (!ok) ++ { ++ DEBUGP (("Overflow detected in html_quote_string().\n")); ++ abort(); ++ } + } +- res = xmalloc (i + 1); ++ ++ if (!INT_ADD_OK (i, 1, &i)) ++ { ++ DEBUGP (("Overflow detected in html_quote_string().\n")); ++ abort(); ++ } ++ ++ res = xmalloc (i); + s = b; + for (p = res; *s; s++) + { +-- +2.35.6 + diff --git a/meta/recipes-extended/wget/wget_1.21.4.bb b/meta/recipes-extended/wget/wget_1.21.4.bb index 9c7d42bd3f0..8ae0bcf1f05 100644 --- a/meta/recipes-extended/wget/wget_1.21.4.bb +++ b/meta/recipes-extended/wget/wget_1.21.4.bb @@ -6,6 +6,8 @@ SRC_URI = "${GNU_MIRROR}/wget/wget-${PV}.tar.gz \ file://CVE-2026-58469-regression_p1.patch \ file://CVE-2026-58469-regression_p2.patch \ file://CVE-2026-58471.patch \ + file://CVE-2026-58472.patch \ + file://CVE-2026-58472-regression.patch \ " SRC_URI[sha256sum] = "81542f5cefb8faacc39bbbc6c82ded80e3e4a88505ae72ea51df27525bcde04c"