File 0001-CVE-2024-1753-container-escape-fix.patch of Package podman.33011
From c9dc39f016005a223953a15adae415739e0e4bda Mon Sep 17 00:00:00 2001
From: tomsweeneyredhat <tsweeney@redhat.com>
Date: Mon, 18 Mar 2024 10:47:43 -0400
Subject: [PATCH] CVE-2024-1753 container escape fix
Addresses CVE-2024-1753 which allowed a user to write files to the
`/` directory of the host machine if selinux was not enabled.
Signed-off-by: tomsweeneyredhat <tsweeney@redhat.com>
Signed-off-by: Alexandre Vicenzi <alexandre.vicenzi@suse.com>
---
.../containers/buildah/internal/volumes/volumes.go | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/vendor/github.com/containers/buildah/internal/volumes/volumes.go b/vendor/github.com/containers/buildah/internal/volumes/volumes.go
index a79b8df8c..fd1ff7f98 100644
--- a/vendor/github.com/containers/buildah/internal/volumes/volumes.go
+++ b/vendor/github.com/containers/buildah/internal/volumes/volumes.go
@@ -11,6 +11,7 @@ import (
"errors"
+ "github.com/containers/buildah/copier"
"github.com/containers/buildah/define"
"github.com/containers/buildah/internal"
internalParse "github.com/containers/buildah/internal/parse"
@@ -188,7 +189,11 @@ func GetBindMount(ctx *types.SystemContext, args []string, contextDir string, st
// buildkit parity: support absolute path for sources from current build context
if contextDir != "" {
// path should be /contextDir/specified path
- newMount.Source = filepath.Join(contextDir, filepath.Clean(string(filepath.Separator)+newMount.Source))
+ evaluated, err := copier.Eval(contextDir, newMount.Source, copier.EvalOptions{})
+ if err != nil {
+ return newMount, "", err
+ }
+ newMount.Source = evaluated
} else {
// looks like its coming from `build run --mount=type=bind` allow using absolute path
// error out if no source is set
--
2.35.3
