Looks good to me. Reviewed-by: Leonid Iziumtsev <[email protected]> ________________________________ From: [email protected] <[email protected]> on behalf of Darsh Kelaiya -X (dkelaiya - E INFOCHIPS PRIVATE LIMITED at Cisco) via lists.openembedded.org <[email protected]> Sent: Wednesday, July 22, 2026 11:56 AM To: [email protected] <[email protected]> Cc: [email protected] <[email protected]>; Darsh Kelaiya <[email protected]> Subject: [OE-core][scarthgap][PATCH 1/4] gawk: Fix CVE-2026-40467
From: Darsh Kelaiya <[email protected]> This patch applies the upstream fix as referenced in [2], using the commit shown in [1]. [1] https://cgit.git.savannah.gnu.org/cgit/gawk.git/commit/?id=a2d18c74109e41bec29a23098eba2e00057286d8 [2] https://nvd.nist.gov/vuln/detail/CVE-2026-40467 Signed-off-by: Darsh Kelaiya <[email protected]> --- .../gawk/gawk/CVE-2026-40467.patch | 63 +++++++++++++++++++ meta/recipes-extended/gawk/gawk_5.3.0.bb | 1 + 2 files changed, 64 insertions(+) create mode 100644 meta/recipes-extended/gawk/gawk/CVE-2026-40467.patch diff --git a/meta/recipes-extended/gawk/gawk/CVE-2026-40467.patch b/meta/recipes-extended/gawk/gawk/CVE-2026-40467.patch new file mode 100644 index 0000000000..d813db5f8b --- /dev/null +++ b/meta/recipes-extended/gawk/gawk/CVE-2026-40467.patch @@ -0,0 +1,63 @@ +From 22fd9e360251f70b34e9b46635b6d75bce49202f Mon Sep 17 00:00:00 2001 +From: "Arnold D. Robbins" <[email protected]> +Date: Fri, 3 Apr 2026 12:02:11 +0300 +Subject: [PATCH] Small memory management fix in io.c. + +CVE: CVE-2026-40467 +Upstream-Status: Backport [https://cgit.git.savannah.gnu.org/cgit/gawk.git/commit/?id=a2d18c74109e41bec29a23098eba2e00057286d8] + +(cherry picked from commit a2d18c74109e41bec29a23098eba2e00057286d8) +Signed-off-by: Darsh Kelaiya <[email protected]> +--- + ChangeLog | 6 ++++++ + io.c | 5 ++++- + 2 files changed, 10 insertions(+), 1 deletion(-) + +diff --git a/ChangeLog b/ChangeLog +index 2fa8b2f0..6bc88ebb 100644 +--- a/ChangeLog ++++ b/ChangeLog +@@ -1,3 +1,9 @@ ++2026-04-03 Arnold D. Robbins <[email protected]> ++ ++ * io.c (do_getline_redir): Don't DEREF redir_exp too early. ++ Thanks to Michał Majchrowicz <[email protected]> ++ for the report. ++ + 2023-11-02 Arnold D. Robbins <[email protected]> + + * 5.3.0: Release tar ball made. +diff --git a/io.c b/io.c +index 44671ebd..4db4b21d 100644 +--- a/io.c ++++ b/io.c +@@ -2836,22 +2836,25 @@ do_getline_redir(int into_variable, enum redirval redirtype) + assert(redirtype != redirect_none); + redir_exp = TOP(); + rp = redirect(redir_exp, redirtype, & redir_error, false); +- DEREF(redir_exp); + decr_sp(); + if (rp == NULL) { + if (redir_error) { /* failed redirect */ + if (! do_traditional) + update_ERRNO_int(redir_error); + } ++ DEREF(redir_exp); + return make_number((AWKNUM) -1.0); + } else if ((rp->flag & RED_TWOWAY) != 0 && rp->iop == NULL) { + if (is_non_fatal_redirect(redir_exp->stptr, redir_exp->stlen)) { + update_ERRNO_int(EBADF); ++ DEREF(redir_exp); + return make_number((AWKNUM) -1.0); + } + (void) close_rp(rp, CLOSE_ALL); ++ DEREF(redir_exp); // we're about to die, but what the heck, release it anyway + fatal(_("getline: attempt to read from closed read end of two-way pipe")); + } ++ DEREF(redir_exp); + iop = rp->iop; + if (iop == NULL) /* end of input */ + return make_number((AWKNUM) 0.0); +-- +2.44.4 + diff --git a/meta/recipes-extended/gawk/gawk_5.3.0.bb b/meta/recipes-extended/gawk/gawk_5.3.0.bb index b1d1fe7ae4..56d7d7f76a 100644 --- a/meta/recipes-extended/gawk/gawk_5.3.0.bb +++ b/meta/recipes-extended/gawk/gawk_5.3.0.bb @@ -22,6 +22,7 @@ SRC_URI = "${GNU_MIRROR}/gawk/gawk-${PV}.tar.gz \ file://0001-m4-readline-add-missing-includes.patch \ file://run-ptest \ file://0001-Fix-some-C23-compilatio-issues.patch \ + file://CVE-2026-40467.patch \ " SRC_URI[sha256sum] = "378f8864ec21cfceaa048f7e1869ac9b4597b449087caf1eb55e440d30273336" -- 2.35.6
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